Besides the medication you would usually take for headaches, common colds and coughs and fever, also carry a basic first-aid kit comprising band-aids, antiseptic ointment and painkillers. The most important thing to carry with you is medication for a stomach upset and diarrhea like Immodium-AD, Maalox and Pepto Bismol. Also keep some Alka Seltzer and Rolaids handy for indigestion. Other health tips are:

Foreign tourists should be in possession of a Yellow Fever Vaccination Certificate conforming to International Health Regulations, if they are originating or transiting through Yellow Fever endemic countries.

Inoculations for meningitis, typhoid, malaria and hepatitis A are recommended.

A tetanus booster should be taken before coming to India.