Which antibiotic acts by inhibiting protein synthesis: (A) Cefotetan, (B) Doxycycline, (C) Ciprofloxacin, (D) Oxacillin
Answer is B. Ref Goodman Gilman 11/e p 1173 Doxycycline is a tetracycline that act by inhibiting protein synthesis Cefotetan and oxacillin are beta lactam antibiotics that act by inhibiting cell wall synthesis Ciprofloxacin is a Fluroquinolone that acts by inhibiting DNA gyrase