Silodosinis an alpha-1 adrenergic receptor antagonist used to treat symptoms associated with benign prostatic hyperplasia (BPH). Jun 2, 2025 ·Silodosinis an alpha-blocker that improves urination in men with enlarged prostate. Learn about its dosage, interactions, precautions, and possible side effects such as dizziness, headache, and abnormal ejaculation. Jun 28, 2022 ·The 8 mg capsules are opaque white cap/opaque white body size "1" capsules containing white to off white powder with 'I 88' on body imprinted with green ink. The 4 mg capsules are opaque white ... Silodosinis used in men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia; BPH), which include difficulty urinating (hesitation, dribbling, weak stream, and incomplete bladder emptying), painful urination, and urinary frequency and urgency.Silodosinis in a class of medications called alpha-blockers. It relieves the symptoms of BPH by relaxing the muscles of the ...