This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Protein Synthesis Inhibitors, Subject name: Pharmacology
Which drug of the following is contraindicated in a pregnant female? 
Select and explain. 
A. Ceftriaxone, B. Amoxycillin, C. Erythromycin, D. Streptomycin
D: Streptomycin
Answer: D: Streptomycin 
Explanation: Impoant Antibiotics which are safe in pregnancy can be remembered as: - PCM P - Penicillins C - Cephalosporins M - Macrolides Antibiotics which are contraindicated in pregnancy are: - Aminoglycosides Flouroquinolones Tetracyclins cause Hearing loss Damage to cailage and tendon of growing fetus. Damage to bone and Teeth of the growing baby