Sildenafil

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Sildenafil
Purity: ¡�99.8%
Characteristics: white or off-white crystal powder, odorless, bitter, can't melt in water and ethanol
Functions: This ingredients can be made into tablet, capsule and beverage. The dosage for an adult is 100-180mg for one time, which based on the individual character. It can work best on an empty stomach or after eating a low-fat meal. Do not drink wine or tea. It can work in twenty minutes at the soonest. The erection period is less than thirty mins for some patients, sildenafil has the shortest effectve time.

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