A 22-year-old woman presents to the clinic for a recurrent urinary tract infection. She is prescribed trimethoprim/sulfamethoxazole.

Subject
Obstetrics and Gynaecology
System
Renal, Urinary Systems & Electrolytes

Joyce

Member
Aug 5, 2020
619
0
16
Singapore
Country flag
#january2020usmle2k

A 22-year-old woman presents to the clinic for a recurrent urinary tract infection. She is prescribed trimethoprim/sulfamethoxazole.

What is the mechanism of action of this antimicrobial drug?


A- Inhibition of bacterial wall synthesis
B- Inhibition of folic acid synthesis
C- Inhibition of bacterial protein synthesis
D- Inhibition of mycolic acid synthesis
E- Inactivation of bacterial toxins