Zenegra 100 mg contains sildenafil citrate, which is a phosphodiesterase type 5 (PDE5) inhibitor. This medication works by increasing blood flow to the penis during sexual stimulation, helping men achieve and maintain erections. Zenegra 100 mg is a standard dosage form of sildenafil citrate, typically prescribed for men who require a higher strength to effectively manage erectile dysfunction. The dosage may vary based on individual needs and medical advice.

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