Does Viagra Cause Nasal Congestion? - Walrus Health

It is very possible that Viagra could be causing your nasal congestion. A well known side effect of the PDE5 medication class (which includes Viagra, Cialis, Levitra etc.) is in fact nasal congestion. Viagra and drugs like it work by inhibiting an enzyme known as Phosphodiesterase-5, or PDE5 for short.

Nasal congestion after visual sexual stimulation with and ... - PubMed

Sildenafil (Viagra) is a selective phosphodiesterase type 5 inhibitor (PDE5-I) approved for treatment of erectile dysfunction. Although relatively well-tolerated, sildenafil is associated with undesired effects including headache, flushing, dyspepsia, nasal congestion, and visual disturbances. In th …

Sildenafil Side Effects - Treated UK

Viagra is a great option for many men dealing with erectile dysfunction. But like other drugs containing sildenafil, it can cause side effects. Older people and those with health conditions might also be more likely to experience side effects. ... Inflammation of the lining of the nose (symptoms include runny nose, sneezing and stuffy nose), ...