Viagra News and Research

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Sildenafil citrate, sold as Viagra, Revatio and under various other trade names, is a drug used to treat erectile dysfunction and pulmonary arterial hypertension (PAH). It was developed and is being marketed by the pharmaceutical company Pfizer. It acts by inhibiting cGMP specific phosphodiesterase type 5, an enzyme that regulates blood flow in the penis. Since becoming available in 1998, sildenafil has been the prime treatment for erectile dysfunction; its primary competitors on the market are tadalafil (Cialis) and vardenafil (Levitra). It is frequently called the 'blue pill'.

Study reports a change in why men seek help for sexual problems

Scientists report a change in why men seek help for sexual problems, with fewer men complaining about impotence (erectile dysfunction) and premature ejaculation, and more men, especially younger men, complaining about low sexual desire and curvature of the penis (Peyronie's disease).

19 Jul 2020

Newfound knowledge may prove valuable to understand human nerve cells

Researchers discover what's behind nature's perhaps largest erection - which is not that big PLANT BIOLOGY.

16 Jun 2020

Hormone blocker shocker: Drug costs 8 times more when used for kids

Dr. Sudeep Taksali, an orthopedic surgeon, became worried that his 8-year-old daughter had already grown taller than his 12-year-old son. And sometimes she had an attitude more befitting a teenager. Something seemed wrong.

24 Feb 2020

ED drug labels should inform patients about plant-based diet's ability to fight disease

Package labels for Viagra, Cialis, and other erectile dysfunction drugs should inform patients that ED is a sign of potentially fatal artery disease, according to a petition the Physicians Committee for Responsible Medicine filed with the Food and Drug Administration on Feb. 10. Between 18 and 30 million men in the United States have ED.

10 Feb 2020

Viagra may cause long lasting visual disturbances finds study

In a new study scientists have reported that Sildenafil or Viagra pills used for erectile dysfunction could lead to longer lasting visual disturbances than known before. The study titled, “Ocular Side Effects of Sildenafil That Persist Beyond 24 h—A Case Series,” was published in the latest issue of the journal Frontiers in Neurology.

9 Feb 2020

Scientists urge further caution on use of Viagra for fetal therapy

University of Manchester scientists investigating a possible treatment for fetal growth restriction, a condition in which babies grow poorly in the womb, have urged further caution on the use of Viagra.

17 Jan 2020

Viagra enables rapid and efficient hematopoietic stem cell mobilization in mice

The combination of two clinically approved drugs--Viagra and Plerixafor--rapidly and efficiently mobilizes blood stem cells from the bone marrow into the bloodstream in mice, researchers report October 10th in the journal Stem Cell Reports.

4 Oct 2019

Men with prostate cancer can have healthy sex lives after surgery

There's a perception that surgery to treat prostate cancer will spell the end of a man's sex life.

17 Sep 2019

New study welcomes TGA’s decision to step back from prohibiting poppers

Young gay and bisexual men are frequent users of alkyl nitrites, or poppers, but few show signs of addiction, risky consumption habits or other psychosocial problems, a study shows.

21 Jun 2019

Scientists develop new class of drugs to treat hereditary kidney disease

Scientists from the University of Sheffield are part of an international collaboration to develop a new class of drugs to treat a common genetic kidney disease which is a major cause of kidney failure.

18 Jun 2019

Erectile dysfunction can affect a man's quality of life, but treatable

By age 50, nearly half of men experience some degree of erectile dysfunction. Advertisements for medications treating the condition have been all over mainstream media for years.

12 Jun 2019

Viagra effectively treats urinary tract symptoms associated with prostate enlargement

Viagra (sildenafil citrate), known for improving erectile dysfunction (ED), also effectively treats the prostate and lower urinary tract symptoms (LUTS) associated with prostate enlargement that often occur with ED, a Northwestern University study has found.

21 Nov 2005

Viagra's non-blood pressure effect successfully mimics vasopressin action

Normally your kidneys filter about 50 gallons of blood a day, remove such waste as salts and minerals, and concentrate it into urine. When you exercise or don't take in water, your blood "thickens" and instead of removing water, the kidney reverses the process, pulls in water from the body that would normally go into the urine, and puts it into the blood, thus maintaining water balance.

29 Jun 2005