Who can and cannot take sildenafil – NHS

Viagra (sildenafil) is a prescription medication used to treat erectile dysfunction. Headache, flushing, and upset stomach are common Viagra side effects. These effects are usually mild and often resolve on their own. While rare, Viagra can cause an erection that lasts longer than 4 hours (priapism). Viagra; Descriptions. Sildenafil is used to treat men who have erectile dysfunction (also called sexual impotence). Sildenafil belongs to a group of medicines called phosphodiesterase 5 (PDE5) inhibitors. These medicines prevent an enzyme called phosphodiesterase type-5 from working too quickly. The penis is one of the areas where this enzyme what schedule is viagra Cialis Viagra; Main ingredient: tadalafil: sildenafil: How long it takes to work: around 30 minutes: around 30 minutes: How long it lasts: 17.5 36 hours: 4 12 hours: When to take it Viagra is a powerful drug that increases blood flow to the penis so you can get and maintain an erection. It s effective, but it can also cause some side effects. In 2024, Pfizer, the maker of both Revatio and Viagra, sued Teva for patent infringement, or trying to introduce a generic version several years before Pfizer’s patent for Viagra was set to expire.

Cialis lasts a long time. While Cialis is just as effective as Viagra, 20mg Cialis lasts longer in your body and is known as the weekend pill for a reason. Because you can pop one pill and have sex whenever you like over the next 36 hours (give or take a few hours), it offers more spontaneity. Tadalafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). Generic Cialis dosage will vary depending on your system and needs. They used an International Index of Erectile Dysfunction (IIEF) survey for two separate groups. Tadalafil is a PDE5 inhibitor, a class of drugs designed to combat erectile dysfunction by increasing blood flow to the penile region. Approved by regulatory authorities, including the FDA, Tadalafil is widely recognized for its effectiveness and prolonged duration of action compared to similar medications. who makes cialis pills Cialis is only for men over the age of 18, including men with diabetes or who have undergone prostatectomy. Cialis for the treatment of symptoms of BPH. BPH is a condition that happens in men, where the prostate gland enlarges which can cause urinary symptoms. Cialis for the treatment of ED and symptoms of BPH At Hims, Cialis is available as: Daily tadalafil: 2.5- or 5-milligram (mg) daily pill Tadalafil: 5 mg, 10 mg, or 20 mg, taken as needed Cialis: 2.5 mg, 5 mg, 10 mg, and 20 mg, taken as needed

Erectile Dysfunction. Indicated for treatment of erectile dysfunction (ED) Cialis (or generic equivalent) or Chewtadzy only. PRN use: 10 mg PO initially before sexual activity, with or without food; may be increased to 20 mg or reduced to 5 mg on basis of efficacy and tolerability; in most patients, maximum dosing frequency is once daily Cialis is used to treat erectile dysfunction (impotence) and symptoms of benign prostatic hypertrophy (enlarged prostate). Another brand of tadalafil is Adcirca, which is used to treat pulmonary arterial hypertension and improve exercise capacity in men and women.