Start drinking boiled water in order to stay healthy. Chickengunya is one of the common diseases caused by mosquito bite. A person who is suffering from chickengunya will start feeling immense pain in legs and lower back. The patient of chickengunya sticks to bed as he or she won’t feel comfortable while walking. In that case, you should take any medicine for fever that has paracetamol. As a unani medicine you should keep eating kalonji three times in a day.