tadalafil 99% sexual enhancement tadalafil
Quick Detail:
Tadalafil is a PDE5 inhibitor marketed in pill form for treating erectile dysfunction
Description:
Tadalafil Citrate
CAS No: 171596-29-5
MF: C22H19N3O4
MW: 389.41
Purity: 99.5%
Appearance: white powder, odorless, tasteless, insoluble in water and alcohol.
Storage: Shading, Confined Preservation
Applications:
tadalafil's pharmacologic distinction is its longer half-life (17.50 hours) - compared to sildenafil (4.0-5.0 hours) and vardenafil (4.0-5.0 hours) - resulting in longer duration of action, and so partly responsible for "The Weekend Pill" sobriquet. Furthermore, the longer half-life is the basis for current investigation of tadalafil's daily therapeutic use in relieving pulmonary arterial hypertension. Sildenafil is approved in several world regions as a thrice-daily therapy for pulmonary arterial hypertension.
Tadalafil Pharmacokinetics and Indications:
Erectile dysfunction is mainly used for a popular drug.
Its effect can last up to 36 hours. It only exert its effect, if there is sexual stimulation, nitric oxide is released only to sexual stimulation.
Diabetes and psychosomatic causes of impotence erectile dysfunction.
Also approved by the FDA for the treatment of pulmonary arterial hypertension.
Erectile Dysfunction recommended starting dose of 10mg outside diameter.
The recommended dose for the treatment of pulmonary arterial hypertension is 40 mg once daily.
| Test Items |
Specification |
Test Results |
Appearance |
White powder |
Conforms |
Test method |
High pressure liquid chromatography(HPLC) |
Conforms |
Melting Point |
300ºC~303ºC |
301.5ºC-302.6ºC |
Loss on drying |
≤0.5% |
0.24% |
Heavy metals(Pb) |
≤20ppm |
7.5ppm |
Residue on ignition |
≤0.1% |
0.08% |
Relative substance |
≤1.0% |
0.145% |
Assay (on dried basis) |
≥98.5% |
99.33% |
Conclusion |
The product conform to USP 32.
|
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