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Glimepiride
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Systematic (IUPAC) name |
3-ethyl-4-methyl-N-(4-[N-((1r,4r)-4-methylcyclohexylcarbamoyl)sulfamoyl]phenethyl)-2-oxo-2,5-dihydro-1H-pyrrole-1-carboxamide |
Clinical data |
Trade names |
Amaryl |
AHFS/Drugs.com |
monograph |
MedlinePlus |
a696016 |
Pregnancy
category
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- US: C (Risk not ruled out)
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Legal status
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Routes of
administration
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Oral |
Pharmacokinetic data |
Bioavailability |
100% |
Protein binding |
>99.5% |
Half-life |
5 hours |
Excretion |
Urine, faeces |
Identifiers |
CAS Registry Number
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93479-97-1 Y |
ATC code
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A10BB12 |
PubChem |
CID 3476 |
DrugBank |
DB00222 N |
ChemSpider |
16740595 Y |
UNII |
6KY687524K Y |
KEGG |
D00593 Y |
ChEBI |
CHEBI:5383 N |
ChEMBL |
CHEMBL1481 Y |
Chemical data |
Formula |
C24H34N4O5S |
Molecular mass
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490.617 g/mol |
SMILES
- O=C3C(/CC)=C(/C)CN3C(=O)NCCc1ccc(cc1)S(=O)(=O)NC(=O)N[C@H]2CC[C@H](C)CC2
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InChI
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InChI=1S/C24H34N4O5S/c1-4-21-17(3)15-28(22(21)29)24(31)25-14-13-18-7-11-20(12-8-18)34(32,33)27-23(30)26-19-9-5-16(2)6-10-19/h7-8,11-12,16,19H,4-6,9-10,13-15H2,1-3H3,(H,25,31)(H2,26,27,30)/t16-,19- Y
Key:WIGIZIANZCJQQY-RUCARUNLSA-N Y
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N (what is this?) (verify) |
Glimepiride is a medium- to long-acting sulfonylurea antidiabetic drug. It is marketed as GLEAM by Franco Indian Pharmaceuticals,K-GLIM-1 by BLUE CROSS, Glucoryl by Alkem Lab PVT LTD , Amaryl by Sanofi-Aventis, GLIMPID by Ranbaxy Laboratories(Cardiovascular) and GLIMY by Dr.Reddy's Labs.
It is sometimes classified as either the first third-generation sulfonylurea,[1] or as second-generation.[2]
Contents
- 1 Indication / contraindications
- 2 Adverse effects
- 3 Pharmacokinetics
- 4 Mechanism of action
- 5 Interactions
- 6 Synthesis
- 7 References
- 8 External links
Indication / contraindications
Main article: Sulfonylurea
Glimepiride is indicated to treat type 2 diabetes mellitus; its mode of action is to increase insulin production by the pancreas. It is not used for type 1 diabetes because in type 1 diabetes the pancreas is not able to produce insulin.[3]
Its use is contraindicated in patients with hypersensitivity to glimepiride or other sulfonylureas, and during pregnancy.
Adverse effects
Main article: Sulfonylurea
Side effects from taking glimepiride include gastrointestinal tract (GI) disturbances, occasional allergic reactions, and rarely blood production disorders including thrombocytopenia, leukopenia, and hemolytic anemia. In the initial weeks of treatment, the risk of hypoglycemia may be increased. Alcohol consumption and exposure to sunlight should be restricted because they can worsen side effects.[3]
Pharmacokinetics
2-mg oral tablet of glimepiride
Gastrointestinal absorption is complete, with no interference from meals. Significant absorption can occur within one hour, and distribution is throughout the body, 99.5% bound to plasma protein. Metabolism is by oxidative biotransformation. Excretion in the urine is 65%, and the remainder is excreted in the feces.
Mechanism of action
Main article: Sulfonylurea
Like all sulfonylureas, glimepiride acts as an insulin secretagogue.[4] It lowers blood sugar by stimulating the release of insulin by pancreatic beta cells and by inducing increased activity of intracellular insulin receptors.
Not all secondary sufonylureas have the same risks of hypoglycemia. Glibenclamide (glyburide) is associated with an incidence of hypoglycemia of up to 20–30%, compared to as low as 2% to 4% with glimepiride. Glibenclamide also interferes with the normal homeostatic suppression of insulin secretion in reaction to hypoglycemia, whereas glimepiride does not. Also, glibenclamide diminishes glucagon secretion in reaction to hypoglycemia, whereas glimepiride does not.[5]
Interactions
Nonsteroidal anti-inflammatory drugs (such as salicylates), sulfonamides, chloramphenicol, coumadin and probenecid) may potentiate the hypoglycemic action of glimepiride. Thiazides, other diuretics, phothiazides, thyroid products, oral contraceptives, and phenytoin tend to produce hyperglycemia.
Synthesis
Glimepiride synthesis: Weyer, R.; Hitzel, V.;
Arnzeim.-Forsch. 1988, 8, 1079.
References
- ^ Hamaguchi T, Hirose T, Asakawa H et al. (December 2004). "Efficacy of glimepiride in type 2 diabetic patients treated with glibenclamide". Diabetes Res. Clin. Pract. 66 Suppl 1: S129–32. doi:10.1016/j.diabres.2003.12.012. PMID 15563963.
- ^ Davis SN (2004). "The role of glimepiride in the effective management of Type 2 diabetes". J. Diabetes Complicat. 18 (6): 367–76. doi:10.1016/j.jdiacomp.2004.07.001. PMID 15531188.
- ^ a b http://www.nlm.nih.gov/medlineplus/druginfo/meds/a696016.html
- ^ Nissen SE, Nicholls SJ, Wolski K et al. (April 2008). "Comparison of pioglitazone vs glimepiride on progression of coronary atherosclerosis in patients with type 2 diabetes: the PERISCOPE randomized controlled trial". JAMA 299 (13): 1561–73. doi:10.1001/jama.299.13.1561. PMID 18378631.
- ^ Davis, Stephen N. (2005). "60. Insulin, oral hypoglycemic agents, and the pharmacology of the endocrine pancreas". In Brunton, Laurence L.; Lazo, John S.; Parker, Keith L. (eds.). Goodman & Gilman's The Pharmacological Basis of Therapeutics. New York: McGraw-Hill. p. 1636. ISBN 0-07-142280-3.
External links
- http://www.drugdigest.org/DD/DVH/Uses/1,3915,298%7CAmaryl%2BTablets%7C2805,00.html*
- http://www.theodora.com/drugs/amaryl_tablets_sanofi_aventis.html
- http://www.rxlist.com/cgi/generic/glimepiride.htm
- http://www.pharmgkb.org/do/serve?objId=213&objCls=DrugProperties
Oral anti-diabetic drugs and Insulin analogs (A10)
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Insulin |
Sensitizers
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Biguanides
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- Metformin#
- Buformin‡
- Phenformin‡
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TZDs/"glitazones" (PPAR)
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- Pioglitazone
- Rivoglitazone†
- Rosiglitazone
- Troglitazone‡
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Dual PPAR agonists
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- Aleglitazar†
- Muraglitazar§
- Saroglitazar
- Tesaglitazar§
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|
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Secretagogues
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K+ ATP
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Sulfonylureas
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- 1st generation: Acetohexamide
- Carbutamide
- Chlorpropamide
- Metahexamide
- Tolbutamide
- Tolazamide
2nd generation: Glibenclamide (Glyburide)#
- Glibornuride
- Glipizide
- Gliquidone
- Glisoxepide
- Glyclopyramide
- Glimepiride
- Gliclazide
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Meglitinides/"glinides"
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- Nateglinide
- Repaglinide
- Mitiglinide
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GLP-1 agonists
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- Exenatide
- Liraglutide
- Taspoglutide†
- Albiglutide†
- Lixisenatide
- Dulaglutide†
- Semaglutide
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DPP-4 inhibitors
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- Alogliptin
- Anagliptin
- Gemigliptin
- Linagliptin
- Saxagliptin
- Sitagliptin
- Teneligliptin
- Vildagliptin
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GPR40 Free fatty acid receptor 1
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Analogs/other insulins
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- fast-acting (Insulin lispro
- Insulin aspart
- Insulin glulisine)
- short-acting (Regular insulin)
- long-acting (Insulin glargine
- Insulin detemir
- NPH insulin)
- ultra-long-acting (Insulin degludec†)
- inhalable Exubera
- Afrezza
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Other |
Alpha-glucosidase inhibitors
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- Acarbose
- Miglitol
- Voglibose
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Amylin analog
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SGLT2 inhibitors
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- Canagliflozin
- Dapagliflozin
- Empagliflozin†
- Remogliflozin§
- Sergliflozin§
- Tofogliflozin†
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Other
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- Bromocriptine
- Benfluorex‡
- Tolrestat‡
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- #WHO-EM
- ‡Withdrawn from market
- Clinical trials:
- †Phase III
- §Never to phase III
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Index of hormones
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Description |
- Glands
- Hormones
- thyroid
- mineralocorticoids
- Physiology
- Development
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Disease |
- Diabetes
- Congenital
- Neoplasms and cancer
- Other
- Symptoms and signs
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Treatment |
- Procedures
- Drugs
- calcium balance
- corticosteroids
- oral hypoglycemics
- pituitary and hypothalamic
- thyroid
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