Suhagra 100 is used to treat erectile dysfunction in men. Sildenafil citrate present in Tedaris works by increasing blood pressure in the arteries of the penis. The effect of this drug can be felt for a long time i.e. about 4 to 5 hours. For the fastest results, take suhagra 100 after a low fat meal. This medicine should be taken only once in 24 hours.