1 Irritation and allergic reactions. 2  Wool, chemicals, soaps and other substances can irritate the skin and cause itching. 3  Sometimes the substance, such as poison ivy or cosmetics, causes an allergic reaction.auses. Possible causes of itchy skin include: 1  Dry skin. 2  If you don't see a crop of bright, red bumps or some other dramatic change in the itchy area, dry skin (xerosis) is a likely cause.
Make sure to wash your hands thoroughly with soap, especially after using the toilet [source: Kids Health ]. Your doctor can prescribe medication to fight pinworms, or you can try getting rid of them naturally, with one of the remedies listed below. 1  Refrain from eating sugar.2  Pinworms thrive on sugar and refined carbohydrates.ake sure to wash your hands thoroughly with soap, especially after using the toilet [source: Kids Health ]. Your doctor can prescribe medication to fight pinworms, or you can try getting rid of them naturally, with one of the remedies listed below. 1  Refrain from eating sugar.
Because pinworms are so highly contagious, all family members and others in close contact to the infected person should be treated. Dosing is according to patient weight... while several children can be treated with a single bottle of Pin-X, if there are two or more adults, two bottles may be required.dult pinworms live in the large intestine; males and females are about 5 mm and 10 mm long, respectively. After copulation the males die. When the female is ready to lay eggs she crawls out of the anus and deposits the eggs on the perianal skin; a single female can produce more than 10,000 eggs.