Carbapenems

**Definition:** A group of beta-lactam antibiotics in which the sulfur atom in the thiazolidine ring of the penicillin molecule is replaced by a carbon atom. THIENAMYCINS are a subgroup of carbapenems which have a sulfur atom as the first constituent of the side chain.

**Tree numbers:** - D02.065.589.099.124 - D03.633.100.300.124

**Synonyms:** - Carbapenem - Antibiotics, Carbapenem