Which antibiotic can be used against several anaerobic organisms? Which antibiotic can be used against several anaerobic organisms?

Answer: Metronidazole i. e carbapenems.

Explanation: Antibiotics that tends to be effective in treating anaerobic bacterial infections are metranidazole the carbapenems. This antibiotic is usually reserved for treating multiple drug resistant bacteria becase it able to fight off high-risk infections. It works by inhibiting bacterial cell wall synthesis, using a mechanism similar to that of penicillin.