Sildenafil - Pfizer
At a glance
- Drug Originator Pfizer
- Drug Class Antihypertensives; Erectile dysfunction therapies; Phenyl ethers; Piperazines; Purines; Pyrazoles; Pyrimidinones; Small molecules; Sulfonamides
- Mechanism of Action Type 5 cyclic nucleotide phosphodiesterase inhibitors
- USA Patent Applicants VIATRIS
- USA Patents 2
- NDAs 4
- Patent Applications 10,823
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