Side effects of bicalutamide
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The side effects of bicalutamide, a nonsteroidal antiandrogen (NSAA), including its frequent and rare side effects, have been well-studied and characterized. The most common side effects of bicalutamide monotherapy in men include breast tenderness, breast growth, feminization, demasculinization, and hot flashes. Less common side effects of bicalutamide monotherapy in men include sexual dysfunction, depression, fatigue, weakness, and anemia. Bicalutamide is well tolerated and has few side effects in women. General side effects of bicalutamide that may occur in either sex include diarrhea, constipation, abdominal pain, nausea, dry skin, itching, and rash.
In men with prostate cancer, bicalutamide monotherapy has been found to increase the likelihood of death due to causes other than prostate cancer. Bicalutamide has been found to cause unfavorable liver changes in around 3 to 11% of people, with such changes necessitating discontinuation in approximately 1%. Rarely, bicalutamide has been associated with serious liver toxicity and lung disease, as well as sensitivity to light. It has also uncommonly been associated with hypersensitivity reactions. Bicalutamide has a theoretical risk of birth defects in male fetuses.
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