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CAS registry number (Chemical Abstracts Service)


Chemical Formula


Molecular Weight


Therapeutic Category

Inhibitor of dehydropeptidase I (inhibits the metabolism of imipenem in the kidney)

Chemical Name

2-Heptenoic acid, 7-[(2-amino-2-carboxyetyl)tio]-2-[[(2,2-dimetylcyclopropyl)carbonyl]amino]-, [R-[R*,S*-(Z)]]-

Foreign Names

  • Cilastatinum (Latin)
  • Cilastatin (German)
  • Cilastatine (French)
  • Cilastatina (Spanish)

Generic Names

  • Cilastatin (OS: BAN)
  • Cilastatin Sodium (OS: JAN, USAN, BANM)
  • MK 791 (IS: Merck)
  • Cilastatin Sodium (PH: BP 2016, JP XVI, USP 38)
  • Cilastatin sodium (PH: Ph. Eur. 8)
  • Cilastatine sodique (PH: Ph. Eur. 8)
  • Cilastatin-Natrium (PH: Ph. Eur. 8)
  • Cilastatinum natricum (PH: Ph. Eur. 8)

Brand Names

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BANBritish Approved Name
BANMBritish Approved Name (Modified)
ISInofficial Synonym
JANJapanese Accepted Name
OSOfficial Synonym
PHPharmacopoeia Name
Rec.INNRecommended International Nonproprietary Name (World Health Organization)
USANUnited States Adopted Name

Click for further information on drug naming conventions and International Nonproprietary Names.

Important Notice: The international database is in BETA release. This means it is still under development and may contain inaccuracies. It is not intended as a substitute for the expertise and judgement of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that the use of any medication in any country is safe, appropriate or effective for you. Consult with your healthcare professional before taking any medication.