Additionally, the amount of PDE5 (phosphodiesterase type 5) is decreased, which aids in maintaining the erection for extended periods of time.
If you've never used a generic sildenafil PDE-5 hormone-inhibiting medication before, it would be best to start with a lower dosage and work your way up until you find the one that gives you the desired hardness.
PDE5 (phosphodiesterase type 5) is also...
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