Some Drugs and Medications That Cause Vitamin Deficiency

Some Drugs and Medications That Cause Vitamin Deficiency

Drug or Medication

Vitamin

Alcohol

Folate

Thiamin

Vitamin B6

Antacids

Vitamin B12

Antibiotics, such as isoniazid, tetracycline, and trimethoprim-sulfamethoxazoleAntibiotics, such as isoniazid, tetracycline, and trimethoprim-sulfamethoxazole

B vitamins

Folate

Vitamin K

Anticoagulants, such as warfarinAnticoagulants, such as warfarin

Vitamin E

Vitamin K

Antiseizure medications, such as phenytoin and phenobarbitalAntiseizure medications, such as phenytoin and phenobarbital

Biotin

Folate

Vitamin B6

Vitamin DVitamin D

Vitamin K

Antipsychotic medications

Riboflavin

Vitamin DVitamin D

Barbiturates such as phenobarbitalBarbiturates such as phenobarbital

Folate

Riboflavin

Vitamin DVitamin D

Chemotherapy medications, such as methotrexateChemotherapy medications, such as methotrexate

Folate

CholestyramineCholestyramine

Vitamin A

Vitamin DVitamin D

Vitamin E

Vitamin K

Corticosteroids

Vitamin C

Vitamin DVitamin D

CycloserineCycloserine

Vitamin B6

HydralazineHydralazine

Vitamin B6

LevodopaLevodopa

Vitamin B6

Mineral oil (long-term use)Mineral oil (long-term use)

Vitamin A

Vitamin D

Vitamin E

Vitamin K

MetforminMetformin

Folate

Vitamin B12

Nitrous oxide (repeated exposure)

Vitamin B12

Oral contraceptives

Folate

Thiamin

Vitamin B6

PenicillaminePenicillamine

Vitamin B6

Phenothiazines

Riboflavin

Primidone Primidone

Folate

Vitamin D

RifampinRifampin

Vitamin D

Vitamin K

Thiazide diuretics

Riboflavin

TriamtereneTriamterene

Folate

Tricyclic antidepressants, such as amitriptyline and imipramineTricyclic antidepressants, such as amitriptyline and imipramine

Riboflavin

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