II. Causes: Medications associated with Cirrhosis

  1. Alpha-Methyldopa
  2. Amiodarone
  3. Isoniazid
  4. Methotrexate
  5. Troglitazone (no longer available in United States)
  6. Vitamin A

III. Causes: Most common drug causes of Acute Hepatitis

  1. Amoxicillin-Calvulanic Acid (Augmentin)
    1. Most common cause
  2. Acetaminophen (AST often rises above 5000)
  3. Anti-Tuberculosis medications
  4. Trimethoprim-sulfamethoxazole
  5. Minocycline mimics Autoimmune Hepatitis
  6. Nitrofurantoin mimics Autoimmune Hepatitis
  7. Valproic Acid
  8. Niacin

V. Causes: Hepatotoxic Supplements

  1. Amanita Species (Mushrooms)
  2. Asafetida
  3. Chaparral leaf
  4. Comfrey
  5. Echinacea
  6. Ephedra
  7. Gentian
  8. Germander
  9. Iron
  10. Jin bu huan
  11. Kalms tablets
  12. Mistletoe
  13. Nicotinic Acid (Niacin)
  14. Pennyroyal oil
  15. Ragwort
  16. Senna fruit extract
  17. Scutellaria (skullcap)
  18. Shark Cartilage
  19. Valerian Root
  20. Vitamin A
  21. Kava Kava

VI. Managment: Monitoring for Hepatotoxicity in Chronic Liver Disease

  1. See mild Liver Function Test Abnormality
  2. Indications
    1. Potential Hepatotoxin use in Chronic Liver Disease
  3. Labs
    1. Aspartate Aminotransferase
    2. Alanine Aminotransferase
    3. Total Serum Bilirubin
    4. Alkaline Phosphatase
  4. Lab Timing
    1. Baseline
    2. Every 2 weeks for first month
    3. Every month for next three months
    4. Every three months until medication stopped
  5. Indications to stop medication
    1. Liver Function Tests increase >2x baseline
    2. Liver related symptoms develop

Images: Related links to external sites (from Google)

Ontology: hepatotoxin (C0596691)

Definition (CSP) poisonous substance that damages or destroys liver cells.
Concepts Hazardous or Poisonous Substance (T131)
English hepatotoxin, hepatotoxins