Drugs Similar to PIOGLITAZONE AND GLIMEPIRIDE

DUETACT tablets are a thiazolidinedione and a sulfonylurea combination product that contains two oral antihyperglycemic agents: pioglitazone and glimepiride. The concomitant use of pioglitazone and a sulfonylurea, the class of drugs that includes glimepiride, has been previously approved based on clinical trials in patients with type 2 diabetes inadequately controlled on a sulfonylurea. Additional efficacy and safety information about pioglitazone and glimepiride monotherapies may be found in the prescribing information for each individual drug. Pioglitazone is an oral antidiabetic medication. Pioglitazone [(±)-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-] thiazolidinedione monohydrochloride contains one asymmetric carbon, and the compound is synthesized and used as the racemic mixture. The two enantiomers of pioglitazone interconvert in vivo . No differences were found in the pharmacologic activity between the two enantiomers. The structural formula is as shown: Pioglitazone hydrochloride is an odorless, white crystalline powder that has a molecular formula of C 19 H 20 N 2 O 3 S•HCl and a molecular weight of 392.90 daltons. It is soluble in N,N ‑dimethylformamide, slightly soluble in anhydrous ethanol, very slightly soluble in acetone and acetonitrile, practically insoluble in water, and insoluble in ether. Glimepiride is an oral sulfonylurea chemically identified as 1-[[ p -[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)-urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish-white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: DUETACT is available as a tablet for oral administration containing 30 mg pioglitazone (as the base) with 2 mg glimepiride (30 mg/2 mg) or 30 mg pioglitazone (as the base) with 4 mg glimepiride (30 mg/4 mg) formulated with the following excipients: croscarmellose sodium NF, lactose monohydrate NF, magnesium stearate NF, hydroxypropyl cellulose NF, polysorbate 80 NF, and microcrystalline cellulose NF. pio-chem structure.jpg glim-chem structure.jpg

ACTOPLUS MET tablets are a thiazolidinediones and biguanide combination product that contains two oral antidiabetic medications: pioglitazone HCl and metformin HCl. Pioglitazone [(±)-5-[[4-[2-(5-ethyl-2-pyridinyl) ethoxy]phenyl]methyl]-2,4-] thiazolidinedione monohydrochloride contains one asymmetric carbon, and the compound is synthesized and used as the racemic mixture. The two enantiomers of pioglitazone interconvert in vivo . No differences were found in the pharmacologic activity between the two enantiomers. The structural formula is as shown: pioglitazone HCl Pioglitazone HCl is an odorless white crystalline powder that has a molecular formula of C 19 H 20 N 2 O 3 S•HCl and a molecular weight of 392.90 daltons. It is soluble in N,N -dimethylformamide, slightly soluble in anhydrous ethanol, very slightly soluble in acetone and acetonitrile, practically insoluble in water, and insoluble in ether. Metformin HCl ( N,N -dimethylimidodicarbonimidic diamide HCl) is a white crystalline powder with a molecular formula of C 4 H 11 N 5 •HCl and a molecular weight of 165.62. Metformin HCl is freely soluble in water and is practically insoluble in acetone, ether, and chloroform. The pKa of metformin is 12.4. The pH of a 1% aqueous solution of metformin HCl is 6.68. The structural formula is as shown: metformin HCl ACTOPLUS MET is available as a tablet for oral administration containing 15 mg pioglitazone (as the base) with 850 mg metformin HCl (15 mg/850 mg) formulated with the following excipients: povidone USP, microcrystalline cellulose NF, croscarmellose sodium NF, magnesium stearate NF, hypromellose 2910 USP, polyethylene glycol 8000 NF, titanium dioxide USP, and talc USP. Chemical Structure Chemical Structure

ACTOS tablets are a thiazolidinedione and an agonist for peroxisome proliferator-activated receptor (PPAR) gamma that contains an oral antidiabetic medication: pioglitazone. Pioglitazone [(±)-5-[[4-[2-(5-ethyl-2-pyridinyl) ethoxy] phenyl] methyl]-2,4-] thiazolidinedione monohydrochloride contains one asymmetric carbon, and the compound is synthesized and used as the racemic mixture. The two enantiomers of pioglitazone interconvert in vivo . No differences were found in the pharmacologic activity between the two enantiomers. The structural formula is as shown: Pioglitazone hydrochloride is an odorless white crystalline powder that has a molecular formula of C 19 H 20 N 2 O 3 S•HCl and a molecular weight of 392.90 daltons. It is soluble in N,N -dimethylformamide, slightly soluble in anhydrous ethanol, very slightly soluble in acetone and acetonitrile, practically insoluble in water, and insoluble in ether. ACTOS is available as a tablet for oral administration containing 15 mg, 30 mg, or 45 mg of pioglitazone (as the base) formulated with the following excipients: lactose monohydrate NF, hydroxypropylcellulose NF, carboxymethylcellulose calcium NF, and magnesium stearate NF. Chemical Structure

Alogliptin and pioglitazone tablets contain two oral antihyperglycemic drugs used in the management of type 2 diabetes mellitus: alogliptin and pioglitazone. Alogliptin Alogliptin is a selective, orally bioavailable inhibitor of the enzymatic activity of dipeptidyl peptidase-4 (DPP-4). Chemically, alogliptin is prepared as a benzoate salt, which is identified as 2-({6-[(3 R )-3-aminopiperidin-1-yl]-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2 H )-yl}methyl)benzonitrile monobenzoate. It has a molecular formula of C 18 H 21 N 5 O 2 ∙C 7 H 6 O 2 and a molecular weight of 461.51 daltons. The structural formula is: Alogliptin benzoate is a white to off-white crystalline powder containing one asymmetric carbon in the aminopiperidine moiety. It is soluble in dimethylsulfoxide, sparingly soluble in water and methanol, slightly soluble in ethanol and very slightly soluble in octanol and isopropyl acetate. Chemical Structure Pioglitazone Chemically, pioglitazone is prepared as hydrochloride (HCl) salt, which is identified as (±)-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-thiazolidinedione monohydrochloride. It has a molecular formula of C 19 H 20 N 2 O 3 S∙HCl and a molecular weight of 392.90 daltons. The structural formula is: Pioglitazone HCl is an odorless white crystalline powder that contains one asymmetric carbon in the thiazolidinedione moiety. The synthetic compound is a racemate and the two enantiomers of pioglitazone interconvert in vivo . It is soluble in N,N dimethylformamide, slightly soluble in anhydrous ethanol, very slightly soluble in acetone and acetonitrile, practically insoluble in water and insoluble in ether. Alogliptin and pioglitazone tablets are available as a fixed-dose combination tablet for oral administration containing 34 mg alogliptin benzoate equivalent to 25 mg alogliptin and any of the following strengths of pioglitazone HCl: 16.53 mg pioglitazone HCl equivalent to 15 mg pioglitazone (25 mg/15 mg) 33.06 mg pioglitazone HCl equivalent to 30 mg pioglitazone (25 mg/30 mg) 49.59 mg pioglitazone HCl equivalent to 45 mg pioglitazone (25 mg/45 mg) Alogliptin and pioglitazone tablets are also available as a fixed-dose combination tablet for oral administration containing 17 mg alogliptin benzoate equivalent to 12.5 mg alogliptin for the following strength of pioglitazone HCl: 33.06 mg pioglitazone HCl equivalent to 30 mg pioglitazone (12.5 mg/30 mg) Alogliptin and pioglitazone tablets contain the following inactive ingredients: croscarmellose sodium, hydroxypropyl cellulose, lactose monohydrate, magnesium stearate, mannitol, and microcrystalline cellulose; the tablets are film-coated with ferric oxide (yellow and/or red), hypromellose, polyethylene glycol, talc, titanium dioxide, and are marked with printing ink (Red A1 or Gray F1). Chemical Structure

DUETACT tablets are a thiazolidinedione and a sulfonylurea combination product that contains two oral antihyperglycemic agents: pioglitazone and glimepiride. The concomitant use of pioglitazone and a sulfonylurea, the class of drugs that includes glimepiride, has been previously approved based on clinical trials in patients with type 2 diabetes inadequately controlled on a sulfonylurea. Additional efficacy and safety information about pioglitazone and glimepiride monotherapies may be found in the prescribing information for each individual drug. Pioglitazone is an oral antidiabetic medication. Pioglitazone [(±)-5-[[4-[2-(5-ethyl-2-pyridinyl)ethoxy]phenyl]methyl]-2,4-] thiazolidinedione monohydrochloride contains one asymmetric carbon, and the compound is synthesized and used as the racemic mixture. The two enantiomers of pioglitazone interconvert in vivo . No differences were found in the pharmacologic activity between the two enantiomers. The structural formula is as shown: Pioglitazone hydrochloride is an odorless, white crystalline powder that has a molecular formula of C 19 H 20 N 2 O 3 S•HCl and a molecular weight of 392.90 daltons. It is soluble in N,N ‑dimethylformamide, slightly soluble in anhydrous ethanol, very slightly soluble in acetone and acetonitrile, practically insoluble in water, and insoluble in ether. Glimepiride is an oral sulfonylurea chemically identified as 1-[[ p -[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)-urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish-white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: DUETACT is available as a tablet for oral administration containing 30 mg pioglitazone (as the base) with 2 mg glimepiride (30 mg/2 mg) or 30 mg pioglitazone (as the base) with 4 mg glimepiride (30 mg/4 mg) formulated with the following excipients: croscarmellose sodium NF, lactose monohydrate NF, magnesium stearate NF, hydroxypropyl cellulose NF, polysorbate 80 NF, and microcrystalline cellulose NF. pio-chem structure.jpg glim-chem structure.jpg

Glimepiride tablets USP is an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C24H34N4O5S) with a molecular weight of 490.62. Glimepiride is a white to yellowish- white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: [glime str] Glimepiride tablets USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, polysorbate 80, sodium starch glycolate, povidone, microcrystalline cellulose, and magnesium stearate. In addition, Glimepiride 1 mg tablets contain Ferric Oxide Red and glimepiride 2 mg tablets contain Ferric Oxide Yellow.

Glimepiride tablets, USP are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white or almost white powder and is practically insoluble in water. The structural formula is: Glimepiride tablets, USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, and sodium starch glycolate. In addition, 1 mg contains ferric oxide red, 2 mg contains ferric oxide yellow and FD&C blue No. 2, and 4 mg contains FD&C blue No. 2. Chemical Structure

Glimepiride tablets USP is an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish- white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride tablets USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, polysorbate 80, sodium starch glycolate, povidone, microcrystalline cellulose, and magnesium stearate. In addition, Glimepiride 1 mg tablets contain Ferric Oxide Red and glimepiride 2 mg tablets contain Ferric Oxide Yellow.

Glimepiride tablets USP is an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish- white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride tablets USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, polysorbate 80, sodium starch glycolate, povidone, microcrystalline cellulose, and magnesium stearate. In addition, Glimepiride 1 mg tablets contain Ferric Oxide Red and glimepiride 2 mg tablets contain Ferric Oxide Yellow. glime str

Glimepiride tablets, USP are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white to almost white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride tablets, USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, sodium lauryl sulfate and sodium starch glycolate. In addition, Glimepiride 1 mg tablets contain Ferric Oxide Red, Glimepiride 2 mg tablets contain FD&C Blue #2 Indigo carmine Lake and Ferric Oxide Yellow, Glimepiride 3 mg tablets contain Ferric Oxide Yellow, Glimepiride 4 mg tablets contain FD&C Blue #2 Indigo carmine Lake and Glimepiride 6 mg tablets contain Ferric Oxide Red.

Glimepiride tablets USP, are an oral sulfonylurea that contains the active ingredient glimepiride USP. Chemically, glimepiride USP is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white to almost white powder, soluble in dimethyl formamide, sparingly soluble in methylene chloride, practically insoluble in water. The structural formula is: Glimepiride tablets meets USP drug release test 2. Glimepiride tablets USP, contain the active ingredient glimepiride USP and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrys­talline cellulose, povidone and sodium starch glycolate. In addition, glimepiride 1 mg tablets contain ferric oxide red, glimepiride 2 mg tablets contain lake blend green (contains D&C yellow # 10 aluminium lake and FD&C blue #1/ brilliant blue FCF aluminium lake) and glimepiride 4 mg tablets contain lake blend blue (contains D&C yellow # 10 aluminium lake and FD&C blue # 1/ brilliant blue FCF aluminium lake). structure

Glimepiride is an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1‑carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish-white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride tablets USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, sodium starch glycolate, povidone, and magnesium stearate. In addition, glimepiride tablets USP 1 mg contain ferric oxide red, glimepiride tablets USP 2 mg contain ferric oxide yellow and FD &C blue #2 aluminum lake, and glimepiride tablets USP 4 mg contain FD&C blue #2 aluminum lake. Structure

Glimepiride tablets USP, are an oral sulfonylurea that contains the active ingredient glimepiride USP. Chemically, glimepiride USP is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white to almost white powder, soluble in dimethyl formamide, sparingly soluble in methylene chloride, practically insoluble in water. The structural formula is: Glimepiride tablets meets USP drug release test 2. Glimepiride tablets USP, contain the active ingredient glimepiride USP and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrys­talline cellulose, povidone and sodium starch glycolate. In addition, glimepiride 1 mg tablets contain ferric oxide red, glimepiride 2 mg tablets contain lake blend green (contains D&C yellow # 10 aluminium lake and FD&C blue #1/ brilliant blue FCF aluminium lake) and glimepiride 4 mg tablets contain lake blend blue (contains D&C yellow # 10 aluminium lake and FD&C blue # 1/ brilliant blue FCF aluminium lake). structure

Glimepiride tablets, USP are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white or almost white powder and is practically insoluble in water. The structural formula is: Glimepiride tablets, USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, and sodium starch glycolate. In addition, 1 mg contains ferric oxide red, 2 mg contains ferric oxide yellow and FD&C blue No. 2, and 4 mg contains FD&C blue No. 2. Chemical Structure

Glimepiride tablets, USP are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white to almost white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride tablets, USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, sodium lauryl sulfate and sodium starch glycolate. In addition, Glimepiride 1 mg tablets contain Ferric Oxide Red, Glimepiride 2 mg tablets contain FD&C Blue #2 Indigo carmine Lake and Ferric Oxide Yellow, Glimepiride 3 mg tablets contain Ferric Oxide Yellow, Glimepiride 4 mg tablets contain FD&C Blue #2 Indigo carmine Lake and Glimepiride 6 mg tablets contain Ferric Oxide Red. structure

Glimepiride tablets, USP are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white or almost white powder and is practically insoluble in water. The structural formula is: Glimepiride tablets, USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, and sodium starch glycolate. In addition, 1 mg contains ferric oxide red, 2 mg contains ferric oxide yellow and FD&C blue No. 2, and 4 mg contains FD&C blue No. 2. str

Glimepiride tablets USP is an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish- white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride tablets USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, polysorbate 80, sodium starch glycolate, povidone, microcrystalline cellulose, and magnesium stearate. In addition, Glimepiride 1 mg tablets contain Ferric Oxide Red and glimepiride 2 mg tablets contain Ferric Oxide Yellow. glime str

Glimepiride tablets, USP are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white or almost white powder and is practically insoluble in water. The structural formula is: Glimepiride tablets, USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, and sodium starch glycolate. In addition, 1 mg contains ferric oxide red, 2 mg contains ferric oxide yellow and FD&C blue No. 2, and 4 mg contains FD&C blue No. 2. Chemical Structure

Glimepiride Tablets are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish-white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride Tablets contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, poloxamer, povidone, and sodium starch glycolate. Structural Formula

Glimepiride tablets USP is an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido) ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride is a white to yellowish- white, crystalline, odorless to practically odorless powder and is practically insoluble in water. The structural formula is: Glimepiride tablets USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, polysorbate 80, sodium starch glycolate, povidone, microcrystalline cellulose, and magnesium stearate. In addition, Glimepiride 1 mg tablets contain Ferric Oxide Red and glimepiride 2 mg tablets contain Ferric Oxide Yellow. glime str

Glimepiride tablets, USP are an oral sulfonylurea that contains the active ingredient glimepiride. Chemically, glimepiride is identified as 1-[[p-[2-(3-ethyl-4-methyl-2-oxo-3-pyrroline-1-carboxamido)ethyl]phenyl]sulfonyl]-3-(trans-4-methylcyclohexyl)urea (C 24 H 34 N 4 O 5 S) with a molecular weight of 490.62. Glimepiride USP is a white or almost white powder and is practically insoluble in water. The structural formula is: Glimepiride tablets, USP contain the active ingredient glimepiride and the following inactive ingredients: lactose monohydrate, magnesium stearate, microcrystalline cellulose, povidone, and sodium starch glycolate. In addition, 1 mg contains ferric oxide red, 2 mg contains ferric oxide yellow and FD&C blue No. 2, and 4 mg contains FD&C blue No. 2. Chemical Structure