Some Drugs and Medications That Cause Vitamin Deficiency

Drug or Medication

Vitamin

Alcohol

Folate

Thiamin

Vitamin B6

Antacids

Vitamin B12

B vitamins

Folate

Vitamin K

Vitamin E

Vitamin K

Biotin

Folate

Vitamin B6

Vitamin K

Antipsychotic medications

Riboflavin

Folate

Riboflavin

Folate

Vitamin A

Vitamin E

Vitamin K

Corticosteroids

Vitamin C

Vitamin B6

Vitamin B6

Vitamin B6

Vitamin A

Vitamin D

Vitamin E

Vitamin K

Folate

Vitamin B12

Nitrous oxide (repeated exposure)

Vitamin B12

Oral contraceptives

Folate

Thiamin

Vitamin B6

Vitamin B6

Phenothiazines

Riboflavin

Folate

Vitamin D

Vitamin D

Vitamin K

Thiazide diuretics

Riboflavin

Folate

Riboflavin

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