The [url=https://damsonpharmacy.com/abhiforce-100mg-sildenafil-tablets/dose of sildenafil[/url] (commonly known by the brand name Viagra) varies based on the condition being treated. For erectile dysfunction in adults, the typical starting dose is 50 mg, taken about 1 hour before sexual activity, but it can be adjusted to 25 mg or 100 mg based on effectiveness and tolerance. It should not be taken more than once per day. For pulmonary arterial hypertension (under the brand name Revatio), the standard dose is 20 mg three times daily. Always follow a doctor’s prescription, as dosage may vary depending on individual health conditions.