The tap water in Kuala Lumpur goes through necessary sanitary treatment, fully complies with the standards set by the World Health Organization, and is good for consumption. Nevertheless, it is advisable to follow the example of local residents and to use boiled tap water or to pass it through filter. It is even safer to buy bottled water; moreover, it's pretty cheap in Kuala Lumpur.
Although, a medical insurance policy is not required at the entry to Malaysia and is not in the list of documents, necessary for visa application, it is strongly recommended to obtain medical insurance for the whole period of stay in Kuala Lumpur.
All health care services in private and state medical facilities are paid, and their cost is quite high. Therefore, it is advisable to obtain a valid health insurance policy with minimum insurance coverage amount of 30 000 US Dollars before a trip.
If you regularly take certain medications, you should take them with in the first place. At that – in order to avoid possible problems at the customs – take special prescription from a doctor confirming the necessity of continued use of these medicines. Otherwise, the most needed medicines – easy analgesics, antipyretics, dressings, as well as much needed in Kuala Lumpur hot climate sunscreens and insect repellents – can be always purchased on-site without prescription.
Branch pharmacies work at hotels, supermarkets and shopping centers.
Sanitary and epidemiological situation in Kuala Lumpur is mostly favorable, and the vast majority of infectious diseases, typical for the South East Asia, are either absent altogether or under control of epidemiological services. However, it is better to be vaccinated against hepatitis A, tetanus, polio and typhoid prior to the trip.
Kuala Lumpur has virtually no insects that carry severe diseases. The most visited areas are always treated with insecticides that are safe for people. The only insects that might cause inconvenience are mosquitoes. In order to avoid troubles, it is advisable to treat open skin with repellents against insects when visiting city parks and reserves. In addition, it is better to put on clothes that fully cover arms and legs, as well as closed shoes, in such places. Moreover, try not to contact any animals, reptiles and insects in the wild.