Alias:Sildenafil,Methyldihydrotestosterone , Mestaline , Mestanolone , Methylandrostanolone , 17alpha-Methyldihydrotestosterone , 5alpha-Androstane-17alpha-Methyl-17beta-Ol-3-One.
CAS No: 521-11-9
MF: C20H32O2
MW: 304.47
Purity: 99.5%min
Appearance: White powder, odorless, taste bitter and astringent insoluble in water and alcohol.
Function:Used in the treatment of penile erectile dysfunction (ED).
1. ldenafil citrate is the raw material of Viagra.
2. Viagra is a kind of male sex enhancer drug.
3.Its effects last up to four hours.
4.Viagra is the first drug patented for use of erectile dysfunction
5.Viagra treats erectile dys function and works by relaxing muscles and increases blood
flow to particular areas of the body .
6.Viagra (Sildenafil citrate) is a drug used to treat erectile dysfunction (impotence) in
males and pulmonary arterial hypertension (PAH).
In 16 separate 4-24 week trials of men (over 18 years old) who suffered from impotence for longer than 6 months, dosages between 10-200 mgs were administered. Significant improvements in erectile function, including frequency of penetration as well as erection duration post penetration, were reported with Sildenfil treatment compared to the placebo group.
Erections were improved in 72% of the Viagra group verses 18% of the placebo group. In all cases effects were dependant upon dosage and improvement was the greatest when dosage exceeded 100 mgs. Responses were decreased by 40-60% in patients suffering from diabetes and prostatectomy, respectively. Withdrawal rates were less than 5% related to negative side effects and limited response rates.
COA AND HPLC:
