Some Drugs That Cause Vitamin Deficiency

Drug

Vitamin

Alcohol

Folate

Thiamin

Vitamin B6

Antacids

Vitamin B12

B vitamins

Folate

Vitamin K

Vitamin K

Folate

Vitamin B6

Vitamin K

Antipsychotic drugs

Riboflavin

Folate

Riboflavin

Folate

Vitamin K

Corticosteroids

Vitamin C

Vitamin B6

Vitamin B6

Vitamin B6

Vitamin K

Folate

Vitamin B12

Nitrous oxide (repeated exposure)

Vitamin B12

Oral contraceptives

Folate

Thiamin

Vitamin B6

Vitamin B6

Phenothiazines

Riboflavin

Folate

Vitamin K

Thiazide diuretics

Riboflavin

Folate

Riboflavin