Better return home or to a country where conditions are safer. Currently there is no real treatment for AIDS although there are some medicines that can halt the disease in the stage it is in. Most of those are very toxic indeed. Although it's a serious disease affecting the brain, it doesn't pose a great risk to travellers. It's a viral infection transmitted by mosquitoes from infected animals to humans.
Incubation period is between four days and two weeks.
In the early stages the disease resembles influenza with fever, lethargy, headache and muscle pains. The patient can become confused or show evidence of other behaviour disturbance. Often the illness resolves without further complications. Take the usual sensible precautions against mosquito bites - see the 'Malaria' section. Note that the carrier mosquitoes breed in flooded rice fields and water pools, so the risk is at its highest in rural areas.