Tadalafil is available over the counter, but you need a prescription to buy it.
Tadalafil is currently a first-line drug for the treatment of erectile dysfunction in men and is a prescription drug, which may be available in some pharmacies, but you need a prescription from a medical professional to buy it.
The use of tadalafil may cause adverse reactions such as headache, back pain, and indigestion. Tadalafil is contraindicated in people who are allergic to any of the ingredients in this product, patients who are taking any form of nitrates, guanylate cyclase stimulators, women, children and other people.
Overall, tadalafil has certain side effects as well as the applicable population, need to be clarified through the relevant examination under the guidance of a professional doctor, can not be purchased blindly used to avoid serious adverse reactions.