Suhagra is a member of the class of medications known as phosphodiesterase type-5 inhibitors, which are mostly prescribed to adult men to treat erectile dysfunction. Suhagra can occasionally result in adverse effects include headache, nausea, lightheadedness, indigestion, and upset stomach. The majority of these adverse effects go away with time and don't need to be treated medically. If these adverse effects are ongoing for you, nevertheless, you should consult your physician. Put the jelly under your tongue or in your mouth, and let it melt. Follow the advice on the label and take it as prescribed by a physician. Take the effervescent tablet and dissolve it in half a glass of water. Then, drink the solution right away.