Worm treatments should be take about six weeks by using good hygiene. Even if they don't show symptoms, everyone if the house needs to follow the same instructions for the treatment to be effective.
Worms in humans
Signs of a threadworm infection include an itchy bottom, disturbed sleep, irritability, tiredness and a lack of interest in eating.
Threadworms infect children when eggs are transferred from their hands to their mouths. Learn how to prevent and treat threadworm.
Links to trusted information about helminthiasis or worm infection.
Tapeworms can cause infection when drinking contaminated water or eating undercooked meat from infected animals. Find out more about its symptoms and treatments.
Although stools (faeces or poo) can vary, you should pay attention to what your stools look like. Learn more about what changes you should look out for.
Elephantiasis is a tropical disease spread by mosquito bites that can cause arms and legs to swell and the skin to become hard and thick, like an elephant.
Itchy anus (pruritus ani)
An itchy anus, also called pruritus ani is a common complaint. The itch, in or around the anus, can be extremely intense and persistent, causing a constant urge to scratch. Read about causes, things you can do and when to see a doctor.