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Medication Causes of Gynecomastia

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Medication Causes of Gynecomastia, Drug-Induced Gynecomastia, Gynecomastia Secondary to Medication

  • See Also
  1. Anti-androgen
    1. Marijuana
    2. Alcohol (also contains Phytoestrogens)
  2. Miscellaneous
    1. Amphetamines
    2. Heroin
    3. Methadone
    4. Anabolic Steroids (see below under hormonal agents)
  1. Anti-androgens
    1. Alkylating Agents
    2. Methotrexate
    3. Penicillamine (Cuprimine)
    4. Cisplatin
    5. Vinca alkaloids
  • Causes
  • Antimicrobial
  • Causes
  • Gastrointestinal
  1. Anti-androgens
    1. Cimetidine (Tagamet)
    2. Ranitidine (Zantac)
    3. Omeprazole (Prilosec)
  2. Hyperprolactinemia
    1. Metoclopramide (Reglan)
    2. Phenothiazines
  • Causes
  • Hormonal agents
  1. Anti-androgens
    1. Bicalutamide (Casodex)
    2. Flutamide (Eulexin)
  2. Estrogenic agents
    1. Estrogens (including Topical Estrogen exposure from sexual partner)
    2. Gonadotropin-releasing Hormone Agonists
    3. Human chorionic gonadotropins
    4. Phytoestrogens
    5. Tamoxifen
    6. Anabolic Steroids
      1. Suppress endogenous testosterone production
      2. Allows for Estrogen predominance between Anabolic Steroid injections
  1. Lavender
  2. Tea tree oil
  3. Dong Quai
  4. Tribulus terrestris
  5. Soy Protein (>300 mg/day)
  • Causes
  • Miscellaneous agents
  1. Finasteride
  2. Theophylline
  3. Sulindac (Clinoril)
  4. Etomidate (Amidate)