How Viagra Works: Mechanism, Dosage, and Side Effects

The video discusses Viagra, a medication for erectile dysfunction, explaining its mechanism, proper usage, and comparison with Cialis. It details how Viagra enhances erections by inhibiting the phosphodiesterase 5 enzyme, thus increasing cyclic GMP levels. Proper dosage and timing are crucial for effectiveness, and potential side effects are noted. The video concludes with humorous Viagra slogans.

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