Sign Out
The effect of levodopa may be reduced when vitamin B6 is administered concomitantly. Pyridoxine-Antagonists eg, Isoniazid, Cycloserine, Penicillamine, Hydralazine: The efficacy of vitamin B6 (pyridoxine) may be decreased.
Loop Diuretics eg, Furosemide: In long-term use, the blood level of thiamine may be reduced.
Continue with Google