Cialis Tablets (branded tadalafil)

Cialis is the branded version of tadalafil, a prescription medicine for erectile dysfunction that can work for up to 36 hours. How it's usually taken: one tablet at least 30 minutes before sex, no more than once a day. Your pharmacist will confirm the right strength for you. Good to know: not suitable if you take nitrates or certain other heart medicines. Always read the patient information leaflet.