s55
sudha2015 - 10-19-11 04:41

A 29-year-old medical student developed a positive PPD (purified protein
derivative) test. She was started on isoniazid (INH) and rifampin
prophylaxis. Three months into her therapy, she began to experience
muscle fasciculations and convulsions. Administration of which of
the following vitamins might have prevented these symptoms?
A. Niacin
B. Pyridoxine
C. Riboflavin
D. Thiamine
E. Vitamin C