[header] How to prevent guinea worm disease (dracunculiasis ) [title] Drink bottled water, if possible. [step] If bottled water is available in your area, drink it if at all possible. Bottled water should generally be safe from guinea worm infections, so stock up on bottled water in the store if it's within your budget. 
This can greatly reduce your risk of contracting guinea worm. [substeps] If you're traveling to an area where guinea worm is present, bring bottled water in your checked bag.