Pfizer holds lead in erectile dysfunction market as Viagra sales fall

Despite competition from other drugmakers, Pfizer has been able to maintain a significant share in the erectile dysfunction market thanks in part to launching its own generic version of the blue, diamond-shaped pill.

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VIAGRA: A Comprehensive Guide to Erectile Dysfunction, Sexual Health, Performance Enhancement, and Beyond: Stones, Dr. Peter: 9798860061118: : Books

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20 Years of Viagra - The Atlantic

Pharma Sees Viagra Sales to Fall Down as Exclusivity Expired - News

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