Male Sex Hormones Viagra Sildenafil White Raw Powder

Sildenafil Basic Properties

Trade Name: Viagra, Revatio, others
Biological Half-life: 3-4 hours
CAS number: 139755-83-2
Formula: C22H30N6O4S
Molar mass: 474.5764 g/mol
Appearance: White Crystalline Powder
Suitable for: Adult
Purity: >99%

Reasons of Choosing Us

  1. Domestic Delivery Service. We prepared enough stocks in our European countries including Canada, USA, UK, Spain, France, Italy, Germany, Australia, etc. Our office will domestically ship to you immediately if you are urgent or interested.
  2. Best Quality. We are a professional leading factory in China with more than 10 years experiences. We have established long and stable cooperation relationship with customers in Canada, USA, Germany, Australia and so on.
  3. Fastest Delivery. Parcels will be sent out within 24 hours after payment. Tracking number available
  4. After-sale Service. We have the professional customer service department and will provide you the best after-sales service all the time.

Descriptions and Properties of Sildenafil

VIAGRA (sildenafil citrate), an oral therapy for erectile dysfunction, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5).Sildenafil citrate is designated chemically as 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine citrate and has the following structural formula:

Sildenafil citrate is a white to off-white crystalline powder with a solubility of 3.5 mg/ml in water and a molecular weight of 666.7g/mol.

VIAGRA is formulated as blue, film-coated rounded-diamond-shaped tablets equivalent to 25 mg, 50 mg and 100 mg of sildenafil for oral administration. In addition to the active ingredient, sildenafil citrate, each tablet contains the following inactive ingredients: microcrystalline cellulose, anhydrous dibasic calcium phosphate, croscarmellose sodium, magnesium stearate, hypromellose, titanium dioxide, lactose, triacetin, and FD & C Blue #2 aluminum lake.

Sildenafil Functions

Sildenafil is used for treating high blood pressure in the lungs (pulmonary arterial hypertension. It may also be used for other conditions as determined by your doctor. Sildenafil is a phosphodiesterase type 5 (PDE5) inhibitor. It works by relaxing and dilating the blood vessels in the lungs. This lowers the blood pressure in the lungs and helps to improve your ability to exercise.

Usual Adult Dose for Erectile Dysfunction

Initial dose: 50 mg orally once a day, as needed, 1 hour prior to sexual activity

Maintenance: 25 to 100 mg orally once a day, as needed, 1 hour prior to sexual activity

Comments: This drug may be taken anywhere from 30 minutes to 4 hours before sexual activity.

Use: Treatment of erectile dysfunction

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Sildenafil for Erectile Dysfunction

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