Tamoxifen
Composition
Contains Tamoxifen citrate, a selective estrogen receptor modulator (SERM).
Indications
Used for treatment and prevention of estrogen receptor-positive breast cancer; also used for infertility due to anovulation.
Side effects
Hot flashes, nausea, leg cramps, menstrual irregularities, increased risk of thromboembolism and endometrial cancer.
Precautions
Monitor for signs of thrombosis and endometrial changes; periodic eye exams recommended with long-term use.
Contraindications
History of deep vein thrombosis or pulmonary embolism, pregnancy, known hypersensitivity to tamoxifen.
Dosage and administration
Typical dose: 20 mg orally once daily for breast cancer; duration may vary from 5 to 10 years.
Countries
Mexico, Brazil
Available Forms
Oral tablets