propafenone hydrochloride - Medications

Propafenone Hydrochloride, USP is an antiarrhythmic drug supplied in scored, film-coated tablets of 150 and 225 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride (HCl) is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone HCl is given below: Propafenone Hydrochloride, USP occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: colloidal silicon dioxide, croscarmellose sodium, crospovidone, hypromellose, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, pregelatinized starch, sodium lauryl sulfate, titanium dioxide and triacetin. The structural formula for propafenone HCl is 2’-[2-Hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C21H27NO3•HCl.

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone Hydrochloride Extended Release Capsules, USP are an antiarrhythmic drug supplied in extended-release capsules of 225 mg, 325 mg and 425 mg for oral administration. Chemically, propafenone hydrochloride, USP is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.9 g/mol. The molecular formula is C 21 H 27 NO 3 •HCl. Propafenone hydrochloride, USP has some structural similarities to beta-blocking agents. The structural formula of propafenone hydrochloride, USP is given below: Propafenone hydrochloride, USP occurs as a white to almost white powder or crystals. It is soluble in methanol and in hot water; slightly soluble in alcohol and in chloroform; very slightly soluble in acetone; insoluble in diethyl ether and in toluene. Propafenone Hydrochloride Extended-Release Capsules, USP are filled with white to off white colored, round shaped flat mini tablets, containing propafenone hydrochloride, USP and the following inactive ingredients: black iron oxide, gelatin, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, potassium hydroxide, shellac, sodium lauryl sulfate and titanium dioxide. USP dissolution test is pending. structure

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone hydrochloride is an antiarrhythmic drug supplied in film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as white crystalline powder. It is soluble in methanol and in hot water; slightly soluble in alcohol and in chloroform; very slightly soluble in acetone; insoluble in diethyl ether and in toluene. The following inactive ingredients are contained in the tablet: corn starch, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol, povidone, sodium starch glycolate, talc and titanium dioxide. Chemical Structure

Propafenone hydrochloride, USP is an antiarrhythmic drug supplied in extended-release capsules of 225 mg, 325 mg and 425 mg for oral administration. Chemically, propafenone hydrochloride is 2'-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 ∙HCl. Propafenone hydrochloride has some structural similarities to beta-blocking agents. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform and ethanol. Propafenone hydrochloride extended-release capsules, USP are filled with cylindrical-shaped 2 × 2 mm microtablets containing propafenone and the following inactive ingredients: gelatin, hypromellose, magnesium stearate, and titanium dioxide. Black ink ingredients: D&C Yellow #10, FD&C Blue #2, FD&C Blue #1 and FD&C Red #40. Meets USP Dissolution Test 5. Chemical Structure

Propafenone Hydrochloride Extended Release Capsule, USP is an antiarrhythmic drug supplied in extended release capsules of 225mg, 325mg and 425 mg for oral administration. Chemically, propafenone hydrochloride is 2'-[2-hydroxy-3-(propylamino)-propoxy]-3‑phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. Propafenone HCl has some structural similarities to beta-blocking agents. The structural formula of propafenone HCl is given below: Propafenone HCl occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20 o C), chloroform, and ethanol. Propafenone ER capsules are filled with granules containing the following inactive ingredients: ethylcellulose, lactose anhydrous, magnesium stearate and povidone. Each capsule contains Titanium dioxide and gelatin. In addition the 325 mg capsule also contains FD&C Blue No. 1, D&C Yellow No. 10 and FD&C Red No. 40 and the 425 mg capsule contains FD&C Blue No. 1, FD&C Red No. 40 and FD&C Yellow No. 6. The black ink consists of D&C Yellow No.10, iron oxide black, n-butyl alcohol, propylene glycol, FD&C Blue No. 2, FD&C Red No. 40, FD&C Blue No. 1 and shellac glaze~45% (20% esterfied) in ethanol. Image

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone hydrochloride tablets, USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150, 225 and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride (HCl) is 2'-[2-Hydroxy-3-(propylamino)- propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone HCl is given below: Propafenone HCl occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform and ethanol. The following inactive ingredients are contained in the tablet: hypromellose, magnesium stearate, microcrystalline cellulose, povidone, pregelatinized corn starch, sodium starch glycolate, macrogol, talc, titanium dioxide, glycerol monocaprylocaprate and polyvinyl alcohol. This is the structural formula for Propafenone HCl.

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone Hydrochloride Extended-Release Capsules USP are an antiarrhythmic drug supplied in extended-release capsules of 225 mg, 325 mg and 425 mg for oral administration. Chemically, propafenone hydrochloride, USP is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.9 g/mol. The molecular formula is C 21 H 27 NO 3 •HCl. Propafenone hydrochloride, USP has some structural similarities to beta-blocking agents. The structural formula of propafenone hydrochloride, USP is given below: Propafenone hydrochloride, USP occurs as a white to almost white powder or crystals. It is soluble in methanol and in hot water; slightly soluble in alcohol and in chloroform; very slightly soluble in acetone; insoluble in diethyl ether and in toluene. Propafenone Hydrochloride Extended-Release Capsules USP are filled with white to off white colored, round shaped flat mini tablets, containing propafenone hydrochloride, USP and the following inactive ingredients: black iron oxide, gelatin, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, potassium hydroxide, shellac, sodium lauryl sulfate and titanium dioxide. USP dissolution test is pending. Structure.jpg

Propafenone hydrochloride, USP is an antiarrhythmic drug supplied in extended-release capsules of 225 mg, 325 mg, and 425 mg for oral administration. Chemically, propafenone hydrochloride, USP is 2'-[2-hydroxy-3-(propylamino)-propoxy]-3- phenylpropiophenone hydrochloride, with a molecular weight of 377.9. The molecular formula is C 21 H 27 NO 3 •HCl. Propafenone hydrochloride, USP has some structural similarities to beta-blocking agents. The structural formula of propafenone hydrochloride, USP is given below: Propafenone hydrochloride, USP occurs as white powder. It is soluble in hot water and methanol and slightly soluble in chloroform. Propafenone hydrochloride extended-release capsules, USP are filled with white to off-white minitablets containing propafenone hydrochloride, USP and the following inactive ingredients: colloidal silicon dioxide, hypromellose, magnesium stearate and silicon dioxide. In addition, each capsule contains gelatin, sodium lauryl sulphate and titanium dioxide. The 325 mg capsules also contain FD&C Blue 1 and FD & C Red 40. The 425 mg capsules also contain FD & C Red 3, FD & C Red 40 and FD & C Yellow 6. The capsule is printed with black pharmaceutical ink which contains black iron oxide, potassium hydroxide and shellac. FDA approved dissolution method and acceptance criterion differ from the USP dissolution specification. Image

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone hydrochloride tablets, USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150, 225 and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride (HCl) is 2'-[2-Hydroxy-3-(propylamino)- propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone HCl is given below: Propafenone HCl occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform and ethanol. The following inactive ingredients are contained in the tablet: hypromellose, magnesium stearate, microcrystalline cellulose, povidone, pregelatinized corn starch, sodium starch glycolate, macrogol, talc, titanium dioxide, glycerol monocaprylocaprate and polyvinyl alcohol. This is the structural formula for Propafenone HCl.

Propafenone hydrochloride is an antiarrhythmic drug supplied in extended-release capsules of 225 mg, 325 mg, and 425 mg for oral administration. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3- phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. Propafenone hydrochloride has some structural similarities to beta-blocking agents. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride, USP occurs as white or almost white powder or colorless crystals. It is soluble in methanol and hot water, slightly soluble in 96% ethanol and cold water. Propafenone hydrochloride extended-release capsules USP are filled with 2 mm white to off white round biconvex microtablets containing propafenone and the following inactive ingredients: gelatin, hypromellose, magnesium stearate, polyethylene glycol, red iron oxide, shellac, sodium lauryl sulphate and titanium dioxide. Chemical Structure

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin. structure

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin. structure

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin.

Propafenone hydrochloride tablets, USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150, 225 and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride (HCl) is 2'-[2-Hydroxy-3-(propylamino)- propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone HCl is given below: Propafenone HCl occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform and ethanol. The following inactive ingredients are contained in the tablet: hypromellose, magnesium stearate, microcrystalline cellulose, povidone, pregelatinized corn starch, sodium starch glycolate, macrogol, talc, titanium dioxide, glycerol monocaprylocaprate and polyvinyl alcohol. Structural Formula

Propafenone hydrochloride tablets, USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150, 225 and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride (HCl) is 2'-[2-Hydroxy-3-(propylamino)- propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone HCl is given below: Propafenone HCl occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform and ethanol. The following inactive ingredients are contained in the tablet: hypromellose, magnesium stearate, microcrystalline cellulose, povidone, pregelatinized corn starch, sodium starch glycolate, macrogol, talc, titanium dioxide, glycerol monocaprylocaprate and polyvinyl alcohol. This is the structural formula for Propafenone HCl.

Propafenone Hydrochloride Tablets USP are an antiarrhythmic drug supplied in scored, film-coated tablets of 150 mg, 225 mg and 300 mg for oral administration. Propafenone has some structural similarities to beta-blocking agents. Chemically, propafenone hydrochloride is 2’-[2-hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. The structural formula of propafenone hydrochloride is given below: Propafenone hydrochloride occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. The following inactive ingredients are contained in the tablet: corn starch, croscarmellose sodium, hypromellose, maltodextrin, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, povidone, silicon dioxide colloidal, titanium dioxide, and triacetin. structure

Propafenone hydrochloride, USP is an antiarrhythmic drug supplied in extended-release capsules of 225 mg, 325 mg, and 425 mg for oral administration. Chemically, propafenone hydrochloride, USP is 2'-[2-hydroxy-3-(propylamino)-propoxy]-3- phenylpropiophenone hydrochloride, with a molecular weight of 377.9. The molecular formula is C 21 H 27 NO 3 •HCl. Propafenone hydrochloride, USP has some structural similarities to beta-blocking agents. The structural formula of propafenone hydrochloride, USP is given below: Propafenone hydrochloride, USP occurs as white powder. It is soluble in hot water and methanol and slightly soluble in chloroform. Propafenone hydrochloride extended-release capsules, USP are filled with white to off-white minitablets containing propafenone hydrochloride, USP and the following inactive ingredients: colloidal silicon dioxide, hypromellose, magnesium stearate and silicon dioxide. In addition, each capsule contains gelatin, sodium lauryl sulphate and titanium dioxide. The 325 mg capsules also contain FD&C Blue 1 and FD & C Red 40. The 425 mg capsules also contain FD & C Red 3, FD & C Red 40 and FD & C Yellow 6. The capsule is printed with black pharmaceutical ink which contains black iron oxide, potassium hydroxide and shellac. FDA approved dissolution method and acceptance criterion differ from the USP dissolution specification. Image

Propafenone hydrochloride extended-release capsules, USP is an antiarrhythmic drug supplied in extended-release capsules of 225, 325 and 425 mg for oral administration. Chemically, propafenone hydrochloride is 2′-[2-hydroxy-3-(propylamino)propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 •HCl. Propafenone HCl has some structural similarities to beta-blocking agents. The structural formula of propafenone HCl is given below: Propafenone Hydrochloride, USP occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. Propafenone hydrochloride extended-release capsules, USP are filled with round 2 mm mini-tablets containing propafenone hydrochloride, USP and the following inactive ingredients: hypromellose, magnesium stearate, titanium dioxide, gelatin, shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, FD&C Blue 1 and FD&C Red 3 (225 mg and 325 mg only). The 225 mg and 325 mg capsule also contains FD&C Yellow No. 5 (tartrazine) as a color additive. Meets USP Dissolution Test #4. Propafenone Hydrochloride Structural Formula

Propafenone Hydrochloride Extended-Release Capsules, USP are an antiarrhythmic drug supplied in extended- release capsules of 225, 325, and 425 mg for oral administration. Chemically, propafenone hydrochloride is 2'-[2-hydroxy-3-(propylamino)-propoxy]-3- phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is C 21 H 27 NO 3 ∙HCl. Propafenone HCl has some structural similarities to beta-blocking agents. The structural formula of propafenone HCl is given below: Propafenone HCl occurs as colorless crystals or white crystalline powder with a very bitter taste. It is slightly soluble in water (20°C), chloroform, and ethanol. Propafenone Hydrochloride Extended-Release Capsules, USP are filled with white to off white round, biconvex mini tablets containing propafenone and the following inactive ingredients: hypromellose and magnesium stearate. Each capsule contains titanium dioxide and gelatin. In addition, the 225 mg capsule contains D&C Yellow No. 10 and FD&C Red No. 3, the 325 mg capsule contains FD&C Blue No. 2, and the 425 mg capsule contains FD&C Green No. 3. The black imprinting ink consists of black iron oxide (ferrosoferric oxide), propylene glycol, potassium hydroxide, shellac, and ammonium hydroxide. USP Dissolution Test Pending Chemical Structure