Multiple Vitamins Injection has 14 known drug interactions based on U.S. FDA drug labeling data. 2 are classified as major interactions requiring close medical supervision. Notable interactions include combinations with Phenytoin, Warfarin, Bleomycin. Patients taking Multiple Vitamins Injection should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.
- Total
- 14
- Major
- 2
- Moderate
- 11
Major (2)
- Multiple Vitamins Injection + Phenytoin— Folic acid may increase phenytoin metabolism, lowering serum concentration and increasing seizure activity risk.
- Multiple Vitamins Injection + Warfarin— Vitamin K in the product antagonizes warfarin's anticoagulant action. Prothrombin/INR monitoring and warfarin dose adjus…
Moderate (11)
- Multiple Vitamins Injection + Bleomycin— Ascorbic acid and riboflavin may inactivate bleomycin and reduce its activity.
- Multiple Vitamins Injection + Chloramphenicol— In patients with pernicious anemia, chloramphenicol may inhibit hematologic response to vitamin B12 therapy.
- Multiple Vitamins Injection + Doxycycline— Thiamine, riboflavin, pyridoxine, niacinamide, and ascorbic acid decrease doxycycline antibiotic activity.
- Multiple Vitamins Injection + Erythromycin— Thiamine, riboflavin, pyridoxine, niacinamide, and ascorbic acid decrease erythromycin antibiotic activity.
- Multiple Vitamins Injection + Hydralazine— Concomitant administration may increase pyridoxine requirements.
- Multiple Vitamins Injection + Isoniazid— Concomitant administration may increase pyridoxine requirements.
- Multiple Vitamins Injection + Kanamycin— Thiamine, riboflavin, pyridoxine, niacinamide, and ascorbic acid decrease kanamycin antibiotic activity.
- Multiple Vitamins Injection + Levodopa— Pyridoxine increases levodopa metabolism, decreasing blood levels and efficacy.
- Multiple Vitamins Injection + Lincomycin— Thiamine, riboflavin, pyridoxine, niacinamide, and ascorbic acid decrease lincomycin antibiotic activity.
- Multiple Vitamins Injection + Methotrexate— Folic acid may decrease patient response to methotrexate therapy.
- Multiple Vitamins Injection + Streptomycin— Thiamine, riboflavin, pyridoxine, niacinamide, and ascorbic acid decrease streptomycin antibiotic activity.