Drug class and nutrients affected

Question 1

Analgesic, NSAID, and antiinflammatory agents

Answer 1

Increase intake of foods high in vitamin C, folate, and vitamin K; take with 8 oz water

Question 2

Antacid agents -Aluminum antacids, H2 blockers

Answer 2

Thiamin (B1) -Foods containing thiamin (B1) should be consumed at a different time; depends on antacid; possibly magnesium, phosphorus, iron, vitamin A, and folat

Question 3

Antiulcer agents (histamine blockers) -
Ranitidine (Zantac), cimetidine (Tagamet), famotidine (Pepcid)

Answer 3

Affects Calcium, magnesium, iron, and zinc; caffeine -Take tetracycline at least 1 h before or 2 h after a meal; do not take with caffeine-containing products

Question 4

Antibiotic agents -Tetracycline, ciprofloxacin (Cipro)

Answer 4

Calcium, magnesium, iron, and zinc; caffeine -Take tetracycline at least 1 h before or 2 h after a meal; do not take with caffeine-containing products

Question 5

Antineoplastic agents -Methotrexate

Answer 5

Folate and vitamin B12, (also see Antibiotic Agents) -Consult physician or RD regarding supplementation

Question 6

Anticholinergic agents -Amitriptyline (Elavil), chlorpromazine (Thorazine)

Answer 6

Fluids - increase fluid intake

Question 7

Anticonvulsant agents -Phenobarbital, phenytoin (Dilantin)

Answer 7

Folate, vitamin D, and vitamin K -Increase folate, vitamins D and K intake

Question 8

Antidepressant agents- Lithium carbonate, Lithane, Lithobid, Lithonate, Lithotabs, Eskalith

Answer 8

Affects fluids - Drink 2-3 L of water per day and take with food, consistent sodium intake

Question 9

Antihyperlipidemic agents -Cholestyramine (Questran), colestipol (Colestid)

Answer 9

Fat-soluble vitamins (A, D, E, K), folate, vitamin B12, and iron - Include rich sources of these vitamins and minerals in diet

Question 10

Antituberculosis agents -Isoniazid (INH)

Answer 10

Affects Vitamin B6 - Vitamin B6 supplementation is necessary to prevent deficiency and peripheral neuropathy

Question 11

Corticosteroid agents

Answer 11

Protein, potassium, calcium, magnesium, zinc, vitamin C, and vitamin B6 -Increase intake of foods high in protein, potassium, calcium, magnesium, zinc, vitamin C, and vitamin B6

Question 12

Loop diuretic agents -Furosemide (Lasix)

Answer 12

Potassium, calcium, magnesium, zinc, sodium, and chloride -Include fresh fruits and vegetables in diet

Question 13

Thiazide diuretic agents -Hydrochlorothiazide (HCTZ)

Answer 13

Potassium, calcium, magnesium, zinc, sodium, chloride, and calcium - increase intake of foods high in potassium, calcium, magnesium, zinc, sodium, and chloride

Question 14

Potassium-sparing diuretic agents -Triamterene (Dyrenium)

Answer 14

Potassium - Avoid potassium based salt-substitutes

Question 15

Laxative agents -Fibercon, Mitrolan

Answer 15

Vitamins and minerals - Consult physician or RD regarding supplements

Question 16

Sedative agents - Barbituates

Answer 16

Folate, vitamin D, vitamin B12, thiamin, and vitamin C -Increase intake of foods high in folate, vitamin D, vitamin B12, thiamin, and vitamin C

Question 17

Mineral oil - Agoral Plain

Answer 17

Fat-soluble vitamins (A, D, E, K), β-carotene, calcium, phosphorus, and potassium -Take 2 h apart from food and fat-soluble vitamins

Question 18

Oral contraceptive agents -Oral contraceptive agents

Answer 18

Vitamin B6 and folate -Increase foods high in B6 and folate