Cenforce (Sildenafil) is the trade name of a drug that is used to treat erectile dysfunction. It relaxes the muscles in the walls of the vessels of the penis, which promotes blood flow and, as a result, erection. Sildenafil is not a hormonal drug and does not affect testosterone levels.
In the USA, sildenafil in the form of tablets is most often used to treat erectile dysfunction. However, before taking the drug, it is necessary to consult a doctor.
Sildenafil research is conducted all over the world, including in the USA. Here are some of them:
- A Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging, Phase 2 Study to Evaluate the Safety, Tolerability, and Efficacy of Sildenafil in Men with Erectile Dysfunction. This study was conducted in 2004 and showed that sildenafil is safe and effective for the treatment of erectile dysfunction.
- A Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging, Phase 2 Study to Evaluate the Safety, Tolerability, and Efficacy of Sildenafil in Men with Erectile Dysfunction: Impact of Patient Characteristics on Efficacy and Tolerability. This study was conducted in 2005 and showed that sildenafil is effective for the treatment of erectile dysfunction in patients with diabetes mellitus, hypertension and other concomitant diseases.
- A Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging, Phase 2 Study to Evaluate the Safety, Tolerability, and Efficacy of Sildenafil in Men with Erectile Dysfunction: Impact of Patient Characteristics on Efficacy and Tolerability. This study was conducted in 2006 and showed that sildenafil is effective for the treatment of erectile dysfunction in patients with cardiovascular diseases.
These are just some of the sildenafil studies conducted in the United States.
It is important to note that sildenafil may have contraindications and side effects, therefore, it is necessary to consult a doctor before taking the drug.