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Phcoker<br />
b. Sildenafil (139755-83-2)<br />
www.phcoker.com<br />
Commonly known as Viagra, the drug gives a moderate action compared to Avanafil and Tadalafil. It<br />
<strong>work</strong>s in around 30-60 minutes after taking your dose. The <strong>effect</strong>s last for 6 to 12 hours depending<br />
on how your body responds to the drug. It’s advisable to take at least one dose a day if you are sure<br />
of having sex daily. Alternatively, only take your dose an hour before having sex with your partner.<br />
The doses range from 10mg, 20mg, 25mg, 50mg and maximum dose is 100mg.<br />
c. Tadalafil (171596-29-5)<br />
This drug is also known as Cialis, is a long-acting drug, normally after taking a dose, it will take an<br />
hour before you start feeling the <strong>effect</strong>. <strong>How</strong>ever, it stays in your body system for 2-3 days leading<br />
to the nickname “weekend drug.” The <strong>dosage</strong> is between 10mg to 20mg which you should only<br />
take once in three days. Alternatively, your doctor can advise you to take the small daily doses of<br />
2.5mg or 5ml.<br />
Generally, the drugs are <strong>effect</strong>ive in solving the erectile dysfunction in men. Determination of the<br />
best drug depends on the patient body reaction and preference. Some people need a short-acting<br />
drug, and other want long-acting medicine. Always consult your doctor before choosing the right<br />
prescription for your condition. Now that you understand how Avanafil <strong>work</strong>s, you can get it from<br />
your nearest pharmacy or online stores but remember to involve your doctor in the<br />
decision-making table.<br />
13. 【References】<br />
1. Ryan M Burke, Jeffery D Evans, Avanafil for treatment of erectile dysfunction: review of its potential,<br />
Vasc Health Risk Manag. 2012; 8: 517–523.<br />
2. DeRogatis LR, Burnett AL. The epidemiology of sexual dysfunctions. J Sex Med. 2008;5:289–300.<br />
3. Zhao C, Kim S, Yan D, et al. Efficacy and safety of <strong>avanafil</strong> for treating erectile dysfunction: results of a<br />
multicentre, randomized, double-blind, placebo-controlled trial. BJU Int. 2012 Mar 27;<br />
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