All water should be regarded as a potential health risk. Water used for drinking, brushing teeth or making ice should have first been boiled or otherwise sterilised.
Milk is unpasteurised and should be boiled. Powdered or tinned milk is available and is advised. Avoid dairy products that are likely to have been made from unboiled milk.
Only eat well-cooked meat and fish.
Vegetables should be cooked and fruit peeled.
Dengue fever and Japanese encephalitis occur. Tuberculosis is prevalent.
Rabies may be present. If you are bitten, seek medical advice without delay.