Breast cancer patients can stop tamoxifen after 5 years.
Gottlieb
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D018931:Antineoplastic Agents, Hormonal / Q000009:adverse effects / Q000627:therapeutic use*; D001943:Breast Neoplasms / Q000188:drug therapy*; D005260:Female; D006801:Humans; D013629:Tamoxifen / Q000009:adverse effects / Q000627:therapeutic use*; D013997:Time Factors
D018931:Antineoplastic Agents, Hormonal; D013629:Tamoxifen