promethazine hydrochloride - Medications

Each rectal suppository contains 12.5 mg or 25 mg promethazine HCl with ascorbyl palmitate, cocoa butter, colloidal silicon dioxide, and white wax. Promethazine Hydrochloride Suppositories are for rectal administration only. Promethazine HCl is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine HCl, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine, 10-ethanamine, N,N, α-trimethyl-,monohydrochloride, (±)- with the following structural formula: Promethazine HCl occurs as a white to faint yellow, practically odorless, crystalline powder, which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. formula

Each 5 mL (teaspoonful) of Promethazine Plain Oral Solution (Promethazine Hydrochloride Oral Solution, USP) contains 6.25 mg of promethazine HCl. Alcohol 7%. The inactive ingredients present are: Apple-watermelon flavor, ascorbic acid, citric acid, D&C red #33, D&C yellow #10, FD&C blue #1, FD&C yellow #6, menthol, methylparaben, propylene glycol, propylparaben, purified water, saccharin sodium, sodium benzoate, sodium citrate, and sucrose. Promethazine HCl is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine HCl, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N , α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine HCl occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. Chemical Structure

Each 5 mL (teaspoonful) of Promethazine HCl Oral Solution contains 6.25 mg of Promethazine HCl. The inactive ingredients present are artificial banana flavor, artificial fruit flavor, artificial strawberry flavor, ascorbic acid, citric acid anhydrous, dehydrated alcohol, D&C Yellow No. 10, edetate disodium, FD&C Blue No. 1, FD&C Red No. 40, glycerin, sucrose, methylparaben, propylparaben, purified water, saccharin sodium, sodium benzoate, and sodium citrate dihydrate. Promethazine HCl is a racemic compound; the molecular formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine HCl, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N, α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine HCl occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol.

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Promethazine hydrochloride injection, USP is a sterile, pyrogen-free solution for deep intramuscular or intravenous administration. Promethazine hydrochloride (10H-phenothiazine-10-ethanamine, N, N, α-trimethyl-, monohydrochloride, (±)-) is a racemic compound and has the following structural formula: Each mL contains promethazine hydrochloride, either 25 mg or 50 mg, edetate disodium 0.1 mg, calcium chloride 0.04 mg, sodium metabisulfite 0.25 mg and phenol 5 mg in Water for Injection, USP. pH 4.0 to 5.5; buffered with acetic acid-sodium acetate. Sealed under nitrogen. Promethazine hydrochloride injection is a clear, colorless solution. The product is light sensitive. It should be inspected before use and discarded if either color or particulate is observed. image

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol.

Each 5 mL unit dose of Promethazine HCl Oral Solution contains 6.25 mg promethazine HCl in a flavored syrup base with a pH between 4.7 and 5.2. Alcohol 7%. The inactive ingredients present are ascorbic acid, citric acid, D&C Yellow No. 10, edetate disodium, ethyl alcohol, FD&C Blue No. 1, FD&C Red No. 40, glycerin, methylparaben, pineapple flavor, purified water, sodium benzoate, sodium citrate, sucralose, and sucrose. Promethazine HCl is a racemic compound; the molecular formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.89. Promethazine HCl, a phenothiazine derivative, is chemically designated as 10-[2- (Dimethylamino)propyl] phenothiazine monohydrochloride. Its structural formula is: Promethazine HCl occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S·HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Each 5 mL (teaspoonful) of Promethazine Hydrochloride Oral Solution, USP contains: 6.25 mg of Promethazine Hydrochloride, USP. The inactive ingredients present are alcohol 7%, ascorbic acid, citric acid anhydrous, D&C Yellow No. 10, FD&C Red No. 40, FD&C Blue No. 1, FD&C Yellow No. 6, methylparaben, natural cherry flavor, propylene glycol, propylparaben, purified water, saccharin sodium, sodium benzoate, sodium citrate dihydrate, and sucrose. Citric acid anhydrous or sodium citrate dihydrate is used to adjust the pH to 4.6 to 5.0. Promethazine Hydrochloride, USP is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine Hydrochloride, USP, a phenothiazine derivative, is designated chemically as 10H-Phenothiazine-10-ethanamine,N,N,á-trimethyl-, monohydrochloride,(±)-, with the following structural formula: Promethazine Hydrochloride, USP occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. image description

Each teaspoonful (5 mL) of Promethazine Hydrochloride Syrup (Promethazine Hydrochloride Oral Solution, USP) contains 6.25 mg promethazine HCl in a flavored syrup base with a pH between 4.9 and 5.4. Alcohol 8%(v/v). The inactive ingredients present are: anhydrous citric acid, ascorbic acid, D&C yellow No. 10, edetate disodium, FD&C blue No. 1 powder, FD&C red No. 40, glycerin, methylparaben, natural and artificial strawberry banana flavor, natural fruit punch flavor, purified water, sodium benzoate, sodium citrate, sodium propionate, sodium saccharin, and sucrose. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10H-Phenothiazine-10-ethanamine, N,N,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. structure

Promethazine hydrochloride injection, USP is a sterile, pyrogen-free solution for deep intramuscular or intravenous administration. Promethazine hydrochloride (10 H -Phenothiazine-10-ethanamine, N,N,α -trimethyl-, monohydrochloride, (±)-) is a racemic compound and has the following structural formula: C 17 H 21 ClN 2 S MW 320.88 Each mL contains promethazine hydrochloride, either 25 mg or 50 mg, edetate disodium 0.1 mg, calcium chloride 0.04 mg, sodium metabisulfite 0.25 mg and phenol 5 mg in Water for Injection. pH 4.0 to 5.5; buffered with acetic acid-sodium acetate. Promethazine hydrochloride injection is a clear, colorless solution. The product is light sensitive. It should be inspected before use and discarded if either color or particulate is observed. chemical formula

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as (±)-10- [2-(Dimethylamino)propyl]phenothiazine monohydrochloride and has the following structural formula: Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88 g/mol. Promethazine hydrochloride, USP occurs as a white to faint yellowish crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg promethazine hydrochloride, USP. The inactive ingredients include: lactose anhydrous, magnesium stearate, and microcrystalline cellulose. The 50 mg also contains D&C Red # 27 Lake. 1

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10- [2-(Dimethylamino)propyl]phenothiazine monohydrochloride and has the following structural formula: Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg promethazine hydrochloride, USP. The inactive ingredients include: lactose anhydrous, magnesium stearate, and microcrystalline cellulose. The 50 mg also contains D&C Red # 27 Lake. Structure

Promethazine hydrochloride injection, USP is a sterile, pyrogen-free solution for deep intramuscular or intravenous administration. Promethazine hydrochloride (10H-Phenothiazine-10-ethanamine,N,N,α-trimethyl-, monohydrochloride, (±)-) is a racemic compound and has the following structural formula: Each mL contains promethazine hydrochloride, either 25 mg or 50 mg, edetate disodium 0.1 mg, calcium chloride 0.04 mg, sodium metabisulfite 0.25 mg and phenol 5 mg in Water for Injection. pH 4.0 to 5.5; buffered with acetic acid-sodium acetate. Promethazine hydrochloride injection is a clear, colorless solution. The product is light sensitive. It should be inspected before use and discarded if either color or particulate is observed. Formula1.jpg

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S·HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structural Formula

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Each rectal suppository contains 12.5 mg or 25 mg promethazine HCl with ascorbyl palmitate, cocoa butter, colloidal silicon dioxide, and white wax. Promethazine Hydrochloride Suppositories are for rectal administration only. Promethazine HCl is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine HCl, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine, 10-ethanamine, N,N, α-trimethyl-,monohydrochloride, (±)- with the following structural formula: Promethazine HCl occurs as a white to faint yellow, practically odorless, crystalline powder, which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. formula

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Promethazine hydrochloride injection, USP is a sterile, pyrogen-free solution for deep intramuscular or intravenous administration. Promethazine hydrochloride (10 H -Phenothiazine-10-ethanamine, N,N,α -trimethyl-, monohydrochloride, (±)-) is a racemic compound and has the following structural formula: C 17 H 21 ClN 2 S MW 320.88 Each mL contains promethazine hydrochloride, either 25 mg or 50 mg, edetate disodium 0.1 mg, calcium chloride 0.04 mg, sodium metabisulfite 0.25 mg and phenol 5 mg in Water for Injection. pH 4.0 to 5.5; buffered with acetic acid-sodium acetate. Promethazine hydrochloride injection is a clear, colorless solution. The product is light sensitive. It should be inspected before use and discarded if either color or particulate is observed. Promethazine structural formula

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate.

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Promethazine hydrochloride injection, USP is a sterile, pyrogen-free solution for deep intramuscular or intravenous administration. Promethazine hydrochloride (10 H -Phenothiazine-10-ethanamine, N,N,α -trimethyl-, monohydrochloride, (±)-) is a racemic compound and has the following structural formula: C 17 H 21 ClN 2 S MW 320.88 Each mL contains promethazine hydrochloride, either 25 mg or 50 mg, edetate disodium 0.1 mg, calcium chloride 0.04 mg, sodium metabisulfite 0.25 mg and phenol 5 mg in Water for Injection. pH 4.0 to 5.5; buffered with acetic acid-sodium acetate. Promethazine hydrochloride injection is a clear, colorless solution. The product is light sensitive. It should be inspected before use and discarded if either color or particulate is observed. Promethazine structural formula

Each teaspoonful (5 mL) of Promethazine HCl Oral Solution contains 6.25 mg promethazine HCl in a flavored syrup base with a pH between 4.7 and 5.2. Alcohol 7%. The inactive ingredients present are ascorbic acid, citric acid, D&C Yellow No. 10, edetate disodium, ethyl alcohol, FD&C Blue No. 1, FD&C Red No. 40, glycerin, methylparaben, pineapple flavor, purified water, sodium benzoate, sodium citrate, sucralose, and sucrose. Promethazine HCl is a racemic compound; the molecular formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.89. Promethazine HCl, a phenothiazine derivative, is chemically designated as 10-[2- (Dimethylamino)propyl] phenothiazine monohydrochloride. Its structural formula is: Promethazine HCl occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol.

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S·HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate.

Each 5 mL (teaspoonful) of Promethazine contains 6.25 mg of promethazine HCl. The inactive ingredients present are artificial banana flavor, artificial fruit flavor, artificial strawberry flavor, ascorbic acid, citric acid anhydrous, dehydrated alcohol, D&C Yellow No. 10, edetate disodium, FD&C Blue No. 1, FD&C Red No. 40, glycerin, sucrose, methylparaben, purified water, saccharin sodium, sodium benzoate, sodium citrate dihydrate, and sodium propionate. Promethazine HCl is a racemic compound; the molecular formula is C17H20N2S•HCl and its molecular weight is 320.88. Promethazine HCl, a phenothiazine derivative, is designated chemically as 10H-Phenothiazine-10-ethanamine, N,N, -trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine HCl occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. Image

Promethazine hydrochloride is a racemic compound. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N, N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: C 17 H 20 N 2 S•HCl M.W. 320.88 Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. Each tablet, for oral administration, contains 25 mg or 50 mg of promethazine hydrochloride. In addition each tablet contains the following inactive ingredients: dibasic calcium phosphate, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and stearic acid. Promethazine Hydrochloride Tablets USP, 50 mg also contain anhydrous lactose. Promethazine HCl Structural Formula

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S·HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as (±)-10- [2-(Dimethylamino)propyl]phenothiazine monohydrochloride and has the following structural formula: Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88 g/mol. Promethazine hydrochloride, USP occurs as a white to faint yellowish crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg promethazine hydrochloride, USP. The inactive ingredients include: lactose anhydrous, magnesium stearate, and microcrystalline cellulose. The 50 mg also contains D&C Red # 27 Lake. 1

Each tablet of promethazine hydrochloride contains 12.5 mg, 25 mg, or 50 mg promethazine hydrochloride. The inactive ingredients present are hydroxypropyl cellulose, lactose monohydrate, low-substituted hydroxypropyl cellulose and magnesium stearate. Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N , N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether, in acetone and in ethyl acetate. Structured product formula for Promethazine

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Each rectal suppository contains 12.5 mg or 25 mg promethazine hydrochloride. The inactive ingredients present are ascorbyl palmitate, colloidal silicon dioxide, glyceryl monostearate, hard fat, and white wax. Promethazine hydrochloride suppositories, USP are for rectal administration only. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as (±)-10-[2-(Dimethylamino)propyl] phenothiazine monohydrochloride with the following structural formula: Promethazine hydrochloride USP occurs as a white to faint yellowish, crystalline powder. It is very soluble in water, freely soluble in ethanol and in methanol, practically insoluble in ethyl acetate, diethyl ether and acetone. promethazine-structure

Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as (±)-10- [2-(Dimethylamino)propyl]phenothiazine monohydrochloride and has the following structural formula: Promethazine hydrochloride is a racemic compound; the molecular formula is C 17 H 20 N 2 S HCl and its molecular weight is 320.88 g/mol. Promethazine hydrochloride, USP occurs as a white to faint yellowish crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water, in hot dehydrated alcohol, and in chloroform; practically insoluble in ether. Each tablet for oral administration contains 12.5 mg, 25 mg or 50 mg promethazine hydrochloride, USP. The inactive ingredients include: lactose anhydrous, magnesium stearate, and microcrystalline cellulose. The 50 mg also contains D&C Red # 27 Lake. 1

Promethazine hydrochloride is a racemic compound. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N, N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: C 17 H 20 N 2 S•HCl M.W. 320.88 Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. Each tablet, for oral administration, contains 25 mg or 50 mg of promethazine hydrochloride. In addition each tablet contains the following inactive ingredients: dibasic calcium phosphate, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and stearic acid. Promethazine Hydrochloride Tablets USP, 50 mg also contain anhydrous lactose. Promethazine HCl Structural Formula

Promethazine hydrochloride injection, USP is a sterile, pyrogen-free solution for deep intramuscular or intravenous administration. Promethazine hydrochloride (10 H -Phenothiazine-10-ethanamine, N,N,α -trimethyl-, monohydrochloride, (±)-) is a racemic compound and has the following structural formula: C 17 H 21 ClN 2 S MW 320.88 Each mL contains promethazine hydrochloride, either 25 mg or 50 mg, edetate disodium 0.1 mg, calcium chloride 0.04 mg, sodium metabisulfite 0.25 mg and phenol 5 mg in Water for Injection. pH 4.0 to 5.5; buffered with acetic acid-sodium acetate. Promethazine hydrochloride injection is a clear, colorless solution. The product is light sensitive. It should be inspected before use and discarded if either color or particulate is observed. chemical formula

Promethazine hydrochloride is a racemic compound. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N, N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: C 17 H 20 N 2 S•HCl M.W. 320.88 Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. Each tablet, for oral administration, contains 25 mg or 50 mg of promethazine hydrochloride. In addition each tablet contains the following inactive ingredients: dibasic calcium phosphate, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and stearic acid. Promethazine Hydrochloride Tablets USP, 50 mg also contain anhydrous lactose. Promethazine HCl Structural Formula

Promethazine hydrochloride injection, USP is a sterile, pyrogen-free solution for deep intramuscular or intravenous administration. Promethazine hydrochloride (10 H -Phenothiazine-10-ethanamine, N,N, α-trimethyl-, monohydrochloride, (±)-) is a racemic compound and has the following structural formula: C 17 H 21 ClN 2 S MW 320.88 Each mL contains promethazine hydrochloride, either 25 mg or 50 mg, edetate disodium 0.1 mg, calcium chloride 0.04 mg, sodium metabisulfite 0.25 mg and phenol 5 mg in Water for Injection. pH 4.0 to 5.5; buffered with acetic acid-sodium acetate. Promethazine hydrochloride injection is a clear, colorless solution. The product is light sensitive. It should be inspected before use and discarded if either color or particulate is observed. Chemical Structure

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Each 12.5 mg promethazine hydrochloride tablet for oral administration contains 12.5 mg promethazine hydrochloride. Each 25 mg promethazine hydrochloride tablet for oral administration contains 25 mg promethazine hydrochloride. Each 50 mg promethazine hydrochloride tablet for oral administration contains 50 mg promethazine hydrochloride. Each tablet contains the following inactive ingredients: lactose monohydrate, magnesium stearate, and methylcellulose. In addition, 50 mg tablet contains FD&C Red #40 and 12.5 mg tablet contains FD&C Yellow #6. Promethazine hydrochloride is a racemic compound; the empirical formula is C 17 H 20 N 2 S•HCl and its molecular weight is 320.88. Promethazine hydrochloride, a phenothiazine derivative, is designated chemically as 10 H -Phenothiazine-10-ethanamine, N,N ,α-trimethyl-, monohydrochloride, (±)- with the following structural formula: Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is freely soluble in water and soluble in alcohol. chemical-structure

Promethazine HCl and Codeine Phosphate Oral Solution contains codeine, an opioid agonist, and promethazine, a phenothiazine. Each 5 mL of Promethazine HCl and Codeine Phosphate Oral Solution contains 10 mg of codeine phosphate and 6.25 mg of promethazine hydrochloride for oral administration. Promethazine HCl and Codeine Phosphate Oral Solution has a pH between 4.8 and 5.4 and contains alcohol 8% (v/v). Promethazine HCl and Codeine Phosphate Oral Solution also contains the following inactive ingredients: anhydrous citric acid, ascorbic acid, D&C Red # 33, edetate disodium, FD&C Blue #1, methylparaben, peach-mint flavor, propylene glycol, propylparaben, purified water, saccharin sodium, sodium benzoate, sodium citrate anhydrous, sodium metabisulfite, sucrose. Codeine Phosphate The chemical name for codeine phosphate is 7,8-Didehydro-4, 5α-epoxy-3-methoxy-17-methylmorphinan-6α-ol phosphate (1:1) (salt) hemihydrate. Codeine is one of the naturally occurring phenanthrene alkaloids of opium derived from the opium poppy, it is classified pharmacologically as a narcotic analgesic. The phosphate salt of codeine occurs as white, needle-shaped crystals or white crystalline powder. Codeine phosphate is freely soluble in water and slightly soluble in alcohol. The molecular weight is 406.37. Its molecular formula is C 18 H 21 NO 3 •H 3 PO 4 • ½ H 2 O, and it has the following chemical structure. Promethazine Hydrochloride The chemical name for promethazine hydrochloride, a phenothiazine derivative, is (±)-10-[2- (Dimethylamino)propyl] phenothiazine monohydrochloride. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. The molecular weight is 320.88. Its molecular formula is C 17 H 20 N 2 S•HCl, and it has the following chemical structure. Codeine chem draw structure Promethazine chem draw structure

Promethazine HCl and Codeine Phosphate Oral Solution contains codeine, an opioid agonist, and promethazine, a phenothiazine. Each 5 mL of Promethazine HCl and Codeine Phosphate Oral Solution contains 10 mg of codeine phosphate and 6.25 mg of promethazine hydrochloride for oral administration. Promethazine HCl and Codeine Phosphate Oral Solution has a pH between 4.8 and 5.4 and contains alcohol 8% (v/v). Promethazine HCl and Codeine Phosphate Oral Solution also contains the following inactive ingredients: anhydrous citric acid, ascorbic acid, D&C Red # 33, edetate disodium, FD&C Blue #1, methylparaben, peach-mint flavor, propylene glycol, propylparaben, purified water, saccharin sodium, sodium benzoate, sodium citrate anhydrous, sodium metabisulfite, sucrose. Codeine Phosphate The chemical name for codeine phosphate is 7,8-Didehydro-4, 5α-epoxy-3-methoxy-17-methylmorphinan-6α-ol phosphate (1:1) (salt) hemihydrate. Codeine is one of the naturally occurring phenanthrene alkaloids of opium derived from the opium poppy, it is classified pharmacologically as a narcotic analgesic. The phosphate salt of codeine occurs as white, needle-shaped crystals or white crystalline powder. Codeine phosphate is freely soluble in water and slightly soluble in alcohol. The molecular weight is 406.37. Its molecular formula is C 18 H 21 NO 3 •H 3 PO 4 • ½ H 2 O, and it has the following chemical structure. Promethazine Hydrochloride The chemical name for promethazine hydrochloride, a phenothiazine derivative, is (±)-10-[2-(Dimethylamino)propyl] phenothiazine monohydrochloride. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. The molecular weight is 320.88. Its molecular formula is C 17 H 20 N 2 S•HCl, and it has the following chemical structure. chemicalstructure-codeine chemicalstructure-promethazine

Promethazine HCl and Codeine Phosphate Oral Solution contains codeine, an opioid agonist, and promethazine, a phenothiazine. Each 5 mL of Promethazine HCl and Codeine Phosphate Oral Solution contains 10 mg of codeine phosphate and 6.25 mg of promethazine hydrochloride for oral administration. Promethazine HCl and Codeine Phosphate Oral Solution has a pH between 4.4 and 5.4 and contains alcohol 7%. Promethazine HCl and Codeine Phosphate Oral Solution also contains the following inactive ingredients: artificial and natural raspberry flavor, ascorbic acid, citric acid, D&C Red 33, dehydrated alcohol, edetate disodium, FD&C Blue 1, glycerin, methylparaben, propylparaben, saccharin sodium, sodium benzoate, sodium citrate, sucrose and water. Codeine Phosphate The chemical name for codeine phosphate is 7,8-Didehydro-4, 5α-epoxy-3-methoxy-17-methylmorphinan-6α-ol phosphate (1:1) (salt) hemihydrate. Codeine is one of the naturally occurring phenanthrene alkaloids of opium derived from the opium poppy, it is classified pharmacologically as a narcotic analgesic. The phosphate salt of codeine occurs as white, needle-shaped crystals or white crystalline powder. Codeine phosphate is freely soluble in water and slightly soluble in alcohol. The molecular weight is 406.37. Its molecular formula is C 18 H 21 NO 3 •H 3 PO 4 • ½ H 2 O, and it has the following chemical structure. Promethazine Hydrochloride The chemical name for promethazine hydrochloride, a phenothiazine derivative, is (±)-10-[2- (Dimethylamino)propyl] phenothiazine monohydrochloride. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. The molecular weight is 320.88. Its molecular formula is C 17 H 20 N 2 S•HCl, and it has the following chemical structure. chemicalstructure-codeine chemicalstructure-promethazine

Promethazine HCl and Codeine Phosphate Oral Solution contains codeine, an opioid agonist, and promethazine, a phenothiazine. Each 5 mL of Promethazine HCl and Codeine Phosphate Oral Solution contains 10 mg of codeine phosphate and 6.25 mg of promethazine hydrochloride for oral administration. Promethazine HCl and Codeine Phosphate Oral Solution has a pH between 4.8 and 5.4 and contains alcohol 8% (v/v). Promethazine HCl and Codeine Phosphate Oral Solution also contains the following inactive ingredients: anhydrous citric acid, ascorbic acid, D&C Red # 33, edetate disodium, FD&C Blue #1, methylparaben, peach-mint flavor, propylene glycol, propylparaben, purified water, saccharin sodium, sodium benzoate, sodium citrate anhydrous, sodium metabisulfite, sucrose. Codeine Phosphate The chemical name for codeine phosphate is 7,8-Didehydro-4, 5α-epoxy-3-methoxy-17-methylmorphinan-6α-ol phosphate (1:1) (salt) hemihydrate. Codeine is one of the naturally occurring phenanthrene alkaloids of opium derived from the opium poppy, it is classified pharmacologically as a narcotic analgesic. The phosphate salt of codeine occurs as white, needle-shaped crystals or white crystalline powder. Codeine phosphate is freely soluble in water and slightly soluble in alcohol. The molecular weight is 406.37. Its molecular formula is C 18 H 21 NO 3 •H 3 PO 4 • ½ H 2 O, and it has the following chemical structure. Promethazine Hydrochloride The chemical name for promethazine hydrochloride, a phenothiazine derivative, is (±)-10-[2- (Dimethylamino)propyl] phenothiazine monohydrochloride. Promethazine hydrochloride occurs as a white to faint yellow, practically odorless, crystalline powder which slowly oxidizes and turns blue on prolonged exposure to air. It is soluble in water and freely soluble in alcohol. The molecular weight is 320.88. Its molecular formula is C 17 H 20 N 2 S•HCl, and it has the following chemical structure.