It comes in a low-dose version that guys can take daily. Published: Dec 18, Last Updated: Oct 28, Taking Cialis With Blood Pressure Medicine In our latest question and answer, the pharmacist discusses the risks of taking blood pressure medication while using Cialis tadalafil. In addition to your prepared questions, don’t hesitate to ask additional questions during your appointment. Take tadalafil exactly as directed. Don’t ignore stress, anxiety or other mental health concerns. Include physical activity in your daily routine. · Cialis (tadalafil) is prescribed to treat erectile dysfunction and symptoms of benign prostatic hyperplasia. It comes as a tablet that’s taken as needed or once per . Oral medicines for ED usually work well and cause few side effects. The four main medicines taken by mouth for erectile dysfunction are: Avanafil (Stendra). Sildenafil . Cialis and generic tadalafil are available with a prescription only. There is no OTC version, though there have been efforts in recent years to develop a .