Mebeverine

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Mebeverine
300px
300px
Systematic (IUPAC) name
(RS)-4-(ethyl[1-(4-methoxyphenyl)propan-2-yl]amino)butyl 3,4-dimethoxybenzoate
Clinical data
Trade names Colofac, Duspamen and others
AHFS/Drugs.com International Drug Names
Legal status
Routes of
administration
Oral
Identifiers
CAS Number 2753-45-9 YesY
ATC code A03AA04 (WHO)
PubChem CID: 4031
ChemSpider 3891 YesY
UNII 7F80CC3NNV YesY
KEGG D04868 YesY
ChEMBL CHEMBL282121 YesY
Chemical data
Formula C25H35NO5
Molecular mass 429.6 g/mol
  • O=C(OCCCCN(C(C)Cc1ccc(OC)cc1)CC)c2cc(OC)c(OC)cc2
  • InChI=1S/C25H35NO5/c1-6-26(19(2)17-20-9-12-22(28-3)13-10-20)15-7-8-16-31-25(27)21-11-14-23(29-4)24(18-21)30-5/h9-14,18-19H,6-8,15-17H2,1-5H3 YesY
  • Key:VYVKHNNGDFVQGA-UHFFFAOYSA-N YesY
  (verify)

Mebeverine is a drug whose major therapeutic role is in the treatment of irritable bowel syndrome (IBS) and the associated abdominal cramping. It works by relaxing the muscles in and around the gut. It is a musculotropic antispasmodic drug without anticholinergic side-effects. The drug is also indicated for treatment of gastrointestinal spasm secondary to organic disorder.

File:Mebeverine(Colofac) 135mg UK.jpg
Mebeverine (Colofac) 135 mg, U.K.

Indications

Spastic functional disturbances of the colon:

  • Irritable bowel syndrome in its primary form
  • Irritable bowel syndrome associated with organic lesions of the gastrointestinal tract such as; diverticulosis and diverticulitis, regional enteritis, disease of the gall bladder and gall ducts, gastric and duodenal ulcers, dysentery, and aspecific or specific inflammation of the digestive tract.
  • Mebeverine should be taken 20 minutes before meals.

Mechanism of action

Mebeverine is an antimuscarinic. It is also an inhibitor of calcium-depot replenishment. Musculotropic compounds act directly on the gut muscles at the cellular level to relax them. This relieves painful muscle spasms of the gut, without affecting its normal motility. Mebeverine is used to relieve symptoms of irritable bowel syndrome and related intestinal disorders that are the result of spasms in the intestinal muscles. These include colicky abdominal pain and cramps, diarrhoea alternating with constipation and flatulence (wind).

Adverse effects

Side effects may include:[1]

  • Indigestion or heartburn
  • Constipation
  • Dizziness
  • Insomnia (difficulty sleeping)
  • anorexia (loss of appetite)
  • Headache
  • Tiredness
  • Slow heart beat
  • Rash and/or itchy skin
  • Nausea

Since 1978, 21 cases of severe adverse reactions to mebeverine were reported in the Netherlands.[2] Most reactions consisted of urticaria or maculopapular rash, sometimes accompanied by fever, polyarthritis, thrombocytopenia or angioedema.

Very rarely, people taking this medicine may develop allergic reactions.[3]

Pregnancy and breastfeeding

Mebeverine passes into breast milk, but the amount is considered too small to be harmful to a nursing infant.[1]

Driving and using machines

Mebeverine is unlikely to affect the ability to operate machinery or to drive, yet not completely out of the question. [4] [5]

History

It was first registered in 1965.[6]

Availability

Mebeverine is a generic drug and is available internationally under many brand names.[7]

References

External links