| Vitamin |
Medikamente |
| Vitamin A |
Spironolacton, Colestyramin, Colestipol, Phenolphthalein |
| Vitamin D |
Phenytoin, Colestipol, Phenolphthalein |
| Vitamin K |
Cumarin, Phenytoin, Colestipol, Phenolphthalein, Ciclosporin |
| Thiamin |
Alkohol |
| Vitamin B6 |
Isoniazid, Penicillamin, Levodopa, Hydralazin, Alkohol |
| Vitamin B12 |
P-Aminosalicylsäure, Colestyramin, Biguanide, Cimetidin, Neomycin, Colchicin |
| Folsäure |
Phenytoin, Pyrimethamin, Methotrexat, Natriumhydrogencarbonat, Sulfasalazin, Colestyramin, Alkohol |
| Niacin |
Isoniazid, Phenylbutazon |