Flat 2 or 3 pin plugs are most commonly used, so take a universal adapter. Water Water from the tap is not safe to drink and ice cubes should be avoided. Stick to bottled water, which is widely available. Health Outside of major cities, sometimes medical services are inadequate and health insurance covering evacuation is recommended. Consider inoculations against typhoid, polio, hepatitis A, Japanese encephalitis and take advice regarding anti-malarials.
Dengue fever is also a problem in certain areas of the Philippines.
It is always best to check the current situation and any vaccination requirements with a doctor when planning your trip. A great emphasis is placed on politeness and a soft tone should always be maintained during conversation. Try to steer clear of confrontation as it is not appreciated and will only worsen rather than resolve any situation. Fixed eye contact between men should also be avoided as this can be considered aggressive. Dress is fairly relaxed throughout the Philippines, although it is slightly more formal in Manila City.