Drugs Similar to DOXYCYCLINE MONOHYDRATE
DOXYCYCLINE MONOHYDRATE
Related medications based on brand, generic name, substance, active ingredients.
By Brand
Drugs with the same brand name or brand family
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline tablets USP, 50 mg, 75 mg, 100 mg and 150 mg contain doxycycline monohydrate equivalent to 50 mg, 75 mg, 100 mg or 150 mg of doxycycline, USP for oral administration. Doxycycline, USP is light yellow to pale yellow powder, very slightly soluble in alcohol and water; practically insoluble in ether. It dissolves in dilute solutions of mineral acids and in solutions of alkali hydroxides and carbonates. Its molecular weight is 462.45. The chemical designation of doxycycline is alpha-6-deoxy-5-oxytetracycline. Structural formula: C22H24N2O8•H2O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients are as follows: colloidal silicon dioxide, crospovidone, hydroxyl propyl methylcellulose, magnesium stearate and microcrystalline cellulose, titanium dioxide. In addition, 50 mg tablets contain: D&C yellow#10 aluminum lake, FD&C blue#2, iron oxide yellow, polyethylene glycol and polysorbate 80. 75 mg tablets contain: iron oxide red, iron oxide yellow, lactose monohydrate, triethyl citrate. 100 mg tablets contain: D&C yellow#10 aluminum lake, FD&C red#40, iron oxide yellow, polyethylene glycol, polysorbate 80. 150 mg tablets contain: D&C yellow#10 aluminum lake, iron oxide red, iron oxide yellow, lactose monohydrate, triethyl citrate. The Product meets USP dissolution test - 2 Description
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline capsules, USP 100 mg, 75 mg, and 50 mg contain doxycycline monohydrate, USP equivalent to 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the yellow crystalline powder is 4-(Dimethylamino)-1,4,4a,5,5a,6, 11,12a-octahydro-3,5,10,-12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacene-carboxamide monohydrate. Structural formula: [structural formula] C22H24N2O8 • H2O M.W. = 462.46 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each capsule for oral administration contains doxycycline monohydrate, USP equivalent to 50 mg, 75 mg or 100 mg of doxycycline. In addition, each capsule contains the following inactive ingredients: colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, and sodium starch glycolate. The capsule shell contains D&C Red No. 28, FD&C Blue No. 1, gelatin, and titanium dioxide. The edible printing ink contains black iron oxide, potassium hydroxide, propylene glycol, and shellac.
By Generic Name
Drugs with the same generic name (different brands)
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline tablets USP, 50 mg, 75 mg, 100 mg and 150 mg contain doxycycline monohydrate equivalent to 50 mg, 75 mg, 100 mg or 150 mg of doxycycline, USP for oral administration. Doxycycline, USP is light yellow to pale yellow powder, very slightly soluble in alcohol and water; practically insoluble in ether. It dissolves in dilute solutions of mineral acids and in solutions of alkali hydroxides and carbonates. Its molecular weight is 462.45. The chemical designation of doxycycline is alpha-6-deoxy-5-oxytetracycline. Structural formula: C22H24N2O8•H2O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients are as follows: colloidal silicon dioxide, crospovidone, hydroxyl propyl methylcellulose, magnesium stearate and microcrystalline cellulose, titanium dioxide. In addition, 50 mg tablets contain: D&C yellow#10 aluminum lake, FD&C blue#2, iron oxide yellow, polyethylene glycol and polysorbate 80. 75 mg tablets contain: iron oxide red, iron oxide yellow, lactose monohydrate, triethyl citrate. 100 mg tablets contain: D&C yellow#10 aluminum lake, FD&C red#40, iron oxide yellow, polyethylene glycol, polysorbate 80. 150 mg tablets contain: D&C yellow#10 aluminum lake, iron oxide red, iron oxide yellow, lactose monohydrate, triethyl citrate. The Product meets USP dissolution test - 2 Description
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline capsules, USP 100 mg, 75 mg, and 50 mg contain doxycycline monohydrate, USP equivalent to 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the yellow crystalline powder is 4-(Dimethylamino)-1,4,4a,5,5a,6, 11,12a-octahydro-3,5,10,-12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacene-carboxamide monohydrate. Structural formula: [structural formula] C22H24N2O8 • H2O M.W. = 462.46 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each capsule for oral administration contains doxycycline monohydrate, USP equivalent to 50 mg, 75 mg or 100 mg of doxycycline. In addition, each capsule contains the following inactive ingredients: colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, and sodium starch glycolate. The capsule shell contains D&C Red No. 28, FD&C Blue No. 1, gelatin, and titanium dioxide. The edible printing ink contains black iron oxide, potassium hydroxide, propylene glycol, and shellac.
By Substance
Drugs sharing the same substance name
Doxycycline Capsules USP is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 150 mg, 100 mg and 50 mg capsules contain doxycycline monohydrate equivalent to 150 mg, 100 mg or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C22H24N2O8•H2O M.W. = 462.45 Doxycycline Capsules USP has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients include colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and titanium dioxide. In addition, the 50 mg strength contains FD&C Yellow #6 and D&C Yellow #10. The 100 mg strength also contains black iron oxide, red iron oxide and yellow iron oxide. The 150 mg strength includes FD&C Red #40 and FD&C Yellow #6. This is the chemical structure
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 150 mg, 100 mg, 75 mg, and 50 mg tablets contain doxycycline monohydrate, USP equivalent to 150 mg, 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. Inactive ingredients include colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, polysorbate 80, sodium starch glycolate, and titanium dioxide. In addition, doxycycline 50 mg tablets contain: FD&C Blue #1 Aluminum lake and polyethylene glycol, 75 mg tablets contain: D&C Yellow #10 Aluminum lake, FD&C Blue #1 Aluminum lake, FD&C Yellow #6 Aluminum lake and triacetin, 100 mg tablets contain: polyethylene glycol and FD&C Blue #1 Aluminum lake and 150 mg tablets contain: polyethylene glycol. Its molecular weight is 462.46. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 •H 2 O Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form figure 1
Doxycycline Capsules USP is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 100 mg capsules contain doxycycline monohydrate equivalent to 100 mg of doxycycline for oral administration. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C22H24N2O8•H2O M.W. = 462.45 Doxycycline Capsules USP has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients include colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and titanium dioxide. In addition, the 50 mg strength contains FD&C Yellow #6 and D&C Yellow #10. The 100 mg strength also contains black iron oxide, red iron oxide and yellow iron oxide. The 150 mg strength includes FD&C Red #40 and FD&C Yellow #6. This is the chemical structure
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline capsules 100 mg, 75 mg, and 50 mg capsules contain doxycycline monohydrate, USP equivalent to 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow to pale yellow powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 • H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each doxycycline capsule, USP intended for oral administration contains 50 mg or 75 mg or 100 mg of doxycycline. In addition, each capsule contains the following inactive ingredients: colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium lauryl sulfate, sodium starch glycolate and titanium dioxide. Additionally, each 50 and 100 mg capsule shell contains iron oxide yellow, each 75 mg and 100 mg capsule shell contains: D & C yellow # 10, FD & C blue # 1, FD & C red # 3 and FD & C yellow # 6 and each 100 mg capsule shell contains iron oxide red. The capsule is printed with black pharmaceutical ink which contains following ingredients: black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. USP Dissolution Test pending. Aripiprazole Tablets
Summary not available yet.
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline capsules 100 mg, 75 mg, and 50 mg capsules contain doxycycline monohydrate, USP equivalent to 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow to pale yellow powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 • H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each doxycycline capsule, USP intended for oral administration contains 50 mg or 75 mg or 100 mg of doxycycline. In addition, each capsule contains the following inactive ingredients: colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium lauryl sulfate, sodium starch glycolate and titanium dioxide. Additionally, each 50 and 100 mg capsule shell contains iron oxide yellow, each 75 mg and 100 mg capsule shell contains: D & C yellow # 10, FD & C blue # 1, FD & C red # 3 and FD & C yellow # 6 and each 100 mg capsule shell contains iron oxide red. The capsule is printed with black pharmaceutical ink which contains following ingredients: black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. The Product meets USP Dissolution Test 2. Aripiprazole Tablets
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline tablets USP, 50 mg, 75 mg, 100 mg and 150 mg contain doxycycline monohydrate equivalent to 50 mg, 75 mg, 100 mg or 150 mg of doxycycline, USP for oral administration. Doxycycline, USP is light yellow to pale yellow powder, very slightly soluble in alcohol and water; practically insoluble in ether. It dissolves in dilute solutions of mineral acids and in solutions of alkali hydroxides and carbonates. Its molecular weight is 462.45. The chemical designation of doxycycline is alpha-6-deoxy-5-oxytetracycline. Structural formula: Image C 22 H 24 N 2 O 8 •H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients are as follows: colloidal silicon dioxide, crospovidone, hydroxyl propyl methylcellulose, magnesium stearate and microcrystalline cellulose, titanium dioxide. In addition, 50 mg tablets contain: D&C yellow#10 aluminum lake, FD&C blue#2, iron oxide yellow, polyethylene glycol and polysorbate 80. 75 mg tablets contain: iron oxide red, iron oxide yellow, lactose monohydrate, triethyl citrate. 100 mg tablets contain: D&C yellow#10 aluminum lake, FD&C red#40, iron oxide yellow, polyethylene glycol, polysorbate 80. 150 mg tablets contain: D&C yellow#10 aluminum lake, iron oxide red, iron oxide yellow, lactose monohydrate, triethyl citrate. The Product meets USP dissolution test - 2 Structural formula
Doxycycline Capsules USP is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 150 mg, 100 mg and 50 mg capsules contain doxycycline monohydrate equivalent to 150 mg, 100 mg or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C22H24N2O8•H2O M.W. = 462.45 Doxycycline Capsules USP has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients include colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and titanium dioxide. In addition, the 50 mg strength contains FD&C Yellow #6 and D&C Yellow #10. The 100 mg strength also contains black iron oxide, red iron oxide and yellow iron oxide. The 150 mg strength includes FD&C Red #40 and FD&C Yellow #6. This is the chemical structure
Doxycycline, USP is a broad - spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline monohydrate capsules USP, 100 mg and 75 mg contain doxycycline monohydrate equivalent to 100 mg and 75 mg of doxycycline for oral administration. The chemical designation of the light yellow to pale yellow powder is alpha- 6- deoxy- 5- oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 • H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inert ingredients: microcrystalline cellulose; sodium starch glycolate; povidone; colloidal silicon dioxide; magnesium stearate; and a hard gelatin capsule which contains iron oxide black, iron oxide red, iron oxide yellow, titanium dioxide, gelatin and sodium lauryl sulphate. The capsule shells of 75 mg are printed with edible black ink containing shellac, propylene glycol, iron oxide black and potassium hydroxide. The cap of 100 mg capsule shells is printed with edible white ink containing shellac, propylene glycol, potassium hydroxide and titanium dioxide. The body of 100 mg capsule shells is printed with edible and brown ink containing shellac, propylene glycol, potassium hydroxide, iron oxide brown and iron oxide black. Structure
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline Tablets USP, 150 mg, 100 mg, 75 mg and 50 mg, contain doxycycline monohydrate equivalent to 150 mg, 100 mg, 75 mg or 50 mg of doxycycline for oral administration. Inactive ingredients include microcrystalline cellulose, anhydrous lactose, corn starch, magnesium stearate, colloidal silicon dioxide, polyvinyl alcohol, polyethylene glycol, talc, titanium dioxide, D&C yellow #10 aluminum lake, and FD&C yellow #6 aluminum lake. The chemical designation of the light-yellow crystalline powder is 4-(Dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacenecarboxamide monohydrate. Structural formula: Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Chemical Structure
Doxycycline is an antibacterial drug synthetically derived from oxytetracycline, and is available as doxycycline for oral suspension USP (doxycycline monohydrate) for oral administration. The structural formula of doxycycline monohydrate is with a molecular formula of C 22 H 24 N 2 O 8 •H 2 O and a molecular weight of 462.46. The chemical designation for doxycycline is 4-(Dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacenecarboxamide monohydrate. Doxycycline is a light-yellow crystalline powder. Doxycycline monohydrate is very slightly soluble in water. Doxycycline has a high degree of lipoid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inert ingredients for the oral suspension formulation are: carboxymethylcellulose sodium, FD & C Blue No. 1, methylparaben, microcrystalline cellulose, propylparaben, raspberry flavor, D & C Red 28 and sucrose. image 1
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 150 mg, 100 mg, 75 mg, and 50 mg tablets contain doxycycline monohydrate equivalent to 150 mg, 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 •H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inert ingredients: lactose monohydrate, microcrystalline cellulose, sodium starch glycolate, hypromellose 2910, magnesium stearate and opadry 04G84829 pink which contains: hypromellose 2910, talc, titanium dioxide, propylene glycol, polyethylene glycol 6000, iron oxide yellow and iron oxide red. structure
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline capsules 100 mg, 75 mg, and 50 mg capsules contain doxycycline monohydrate, USP equivalent to 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow to pale yellow powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 • H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each doxycycline capsule, USP intended for oral administration contains 50 mg or 75 mg or 100 mg of doxycycline. In addition, each capsule contains the following inactive ingredients: colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium lauryl sulfate, sodium starch glycolate and titanium dioxide. Additionally, each 50 and 100 mg capsule shell contains iron oxide yellow, each 75 mg and 100 mg capsule shell contains: D & C yellow # 10, FD & C blue # 1, FD & C red # 3 and FD & C yellow # 6 and each 100 mg capsule shell contains iron oxide red. The capsule is printed with black pharmaceutical ink which contains following ingredients: black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. The Product meets USP Dissolution Test 2. Aripiprazole Tablets
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 150 mg, 100 mg, 75 mg, and 50 mg tablets contain doxycycline monohydrate equivalent to 150 mg, 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 •H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inert ingredients: lactose monohydrate, microcrystalline cellulose, sodium starch glycolate, hypromellose 2910, magnesium stearate and opadry 04G84829 pink which contains: hypromellose 2910, talc, titanium dioxide, propylene glycol, polyethylene glycol 6000, iron oxide yellow and iron oxide red. structure
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 150 mg, 100 mg, 75 mg, and 50 mg tablets contain doxycycline monohydrate equivalent to 150 mg, 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 •H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inert ingredients: lactose monohydrate, microcrystalline cellulose, sodium starch glycolate, hypromellose 2910, magnesium stearate and opadry 04G84829 pink which contains: hypromellose 2910, talc, titanium dioxide, propylene glycol, polyethylene glycol 6000, iron oxide yellow and iron oxide red. structure
Summary not available yet.
Doxycycline Capsules USP is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline 150 mg, 100 mg and 50 mg capsules contain doxycycline monohydrate equivalent to 150 mg, 100 mg or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C22H24N2O8•H2O M.W. = 462.45 Doxycycline Capsules USP has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients include colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and titanium dioxide. In addition, the 50 mg strength contains FD&C Yellow #6 and D&C Yellow #10. The 100 mg strength also contains black iron oxide, red iron oxide and yellow iron oxide. The 150 mg strength includes FD&C Red #40 and FD&C Yellow #6. This is the chemical structure
Doxycycline capsules 40 mg are hard gelatin capsule shells filled with two types of doxycycline beads (30 mg immediate release and 10 mg delayed release) that together provide a dose of 40 mg of anhydrous doxycycline (C22H24N2O8). The structural formula of doxycycline, USP is: with an empirical formula of C22H24N2O8•H2O and a molecular weight of 462.46. The chemical designation for doxycycline is 2-Naphthacenecarboxamide,4-(dimethylamino)- 1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6 methyl-1,11-dioxo-, [4S-(4α, 4aα, 5α, 5aα, 6α,12aα)]-, monohydrate. It is very slightly soluble in water. Inactive ingredients in the formulation are: gelatin, hypromellose, iron oxide red, iron oxide yellow, methacrylic acid-ethyl acrylate copolymer, polyethylene glycol, polysorbate 80, simethicone emulsion, sodium lauryl sulfate, sugar spheres, talc, titanium dioxide and triethyl citrate. Active ingredients: Each capsule contains doxycycline, USP in an amount equivalent to 40 mg of anhydrous doxycycline. FDA approved dissolution test method and specifications differ from USP. doxycycline-str.jpg
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline tablets USP, 100 mg contain doxycycline monohydrate equivalent to 100 mg of doxycycline, USP for oral administration. Doxycycline, USP is light yellow to pale yellow powder, very slightly soluble in alcohol and water; practically insoluble in ether. It dissolves in dilute solutions of mineral acids and in solutions of alkali hydroxides and carbonates. Its molecular weight is 462.45. The chemical designation of doxycycline is alpha-6-deoxy-5-oxytetracycline. Structural formula: Image C 22 H 24 N 2 O 8 •H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Inactive ingredients are as follows: colloidal silicon dioxide, crospovidone, hydroxyl propyl methylcellulose, magnesium stearate and microcrystalline cellulose, titanium dioxide. In addition, 100 mg tablets contain: D&C yellow#10 aluminum lake, FD&C red#40, iron oxide yellow, polyethylene glycol, polysorbate 80. The Product meets USP dissolution test - 2 Structural formula
Doxycycline is a broad-spectrum antibacterial synthetically derived from oxytetracycline. Doxycycline capsules 100 mg, 75 mg, and 50 mg capsules contain doxycycline monohydrate, USP equivalent to 100 mg, 75 mg, or 50 mg of doxycycline for oral administration. The chemical designation of the light-yellow to pale yellow powder is alpha-6-deoxy-5-oxytetracycline. Structural formula: C 22 H 24 N 2 O 8 • H 2 O M.W. = 462.45 Doxycycline has a high degree of lipid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Doxycycline will not degrade into an epianhydro form. Each doxycycline capsule, USP intended for oral administration contains 50 mg or 75 mg or 100 mg of doxycycline. In addition, each capsule contains the following inactive ingredients: colloidal silicon dioxide, gelatin, magnesium stearate, microcrystalline cellulose, sodium lauryl sulfate, sodium starch glycolate and titanium dioxide. Additionally, each 50 and 100 mg capsule shell contains iron oxide yellow, each 75 mg and 100 mg capsule shell contains: D & C yellow # 10, FD & C blue # 1, FD & C red # 3 and FD & C yellow # 6 and each 100 mg capsule shell contains iron oxide red. The capsule is printed with black pharmaceutical ink which contains following ingredients: black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. The Product meets USP Dissolution Test 2. Aripiprazole Tablets