Cialis and is the oral drug that is utilize for taking care of impotency in man. Cialis helps to improve the incapability of man to accomplish or uphold the penile erection. Cialis is that class of drug identified as Phosphodiesterase inhibitors that includes Viagra or Sildenafil and Levitra. Cialis is the latest drug prepared by the Eli Lilly Company of US to care for erectile dysfunction. Cialis functions in the similar approach as Viagra, by jamming the Phosphodiesterase -5 enzymes (PDE-5).

Cialis helps the helps in relaxation of smooth muscles of penis that increases the blood flow effectively thus promoting penile erection for longer duration during sexual arousal. Cialis can be medicated with or without taking food and should be taken one pill for every 24 hours. Cialis start affecting within 30 minutes in most of the man and remains for 36 hours.

Probable side effects of Cialis include stuffy nose, headache, disturbed stomach, diarrhea, urinary tract disease, and mind and temporary visual changes.