Sildenafil and tadalafil are prescription medications and require a licensed provider’s review. Do not use with nitrates or certain blood pressure medications. Serious risks include a sudden drop in blood pressure, priapism (a prolonged erection requiring emergency care), and rare vision or hearing changes — seek immediate medical attention if these occur.
Not for use by anyone for whom sexual activity is inadvisable due to cardiovascular condition. These medications do not protect against sexually transmitted infections. Individual results vary.
