Do adults get pinworms?
Andrew Patterson
Published Apr 24, 2026
Pinworms in adults
Pinworm infection often occurs in more than one family member. Adults are less likely to have pinworm infection, except for mothers of infected children. However, adult sexual partners can transfer the eggs to each other. Pinworms also may infect the vagina and urethra.What are the symptoms of pinworms in adults?
Pinworm infections often produce no symptoms but, when they occur, symptoms can include:
- itchy bottom, especially at night.
- reduced appetite.
- feeling mildly unwell.
- inflammation of the vagina.
- adult worms can sometimes be seen in the faeces, and eggs may be seen clinging to the skin around the anus.
What causes pinworms in adults?
Causes of Pinworm InfectionYou could eat or drink something that's contaminated with them and not know it. The eggs can also live on surfaces like clothing, bedding, or other objects. If you touch one of these items and then put your fingers in your mouth, you'll swallow the eggs.
How do you get rid of pinworms in adults?
To treat pinworm infection, your doctor may recommend over-the-counter pyrantel pamoate or prescribe medication to all members of your household to prevent infection and reinfection. The most common prescription anti-parasite medications for pinworms are: Mebendazole. Albendazole (Albenza)How do you know if pinworms are in you?
One way to detect pinworms is to shine a flashlight on the anal area. The worms are tiny, white, and threadlike. If none are seen, check for 2 or 3 additional nights. The best way to diagnose this infection is to do a tape test.Pinworms | How To Get Rid of Pinworms | Threadworms Treatment (2019)
Can pinworms go away on their own?
Threadworms do not go away by themselves, and people do not build up immunity to them, so they must be treated in order to eradicate them totally from the body.What happens if pinworms go untreated?
Most people don't experience serious complications from pinworm infections, but in rare cases the following complications can occur: Urinary tract infections (UTIs). UTIs can develop if you do not treat the pinworm infection. Vaginitis and endometritis.What are the symptoms of worms in adults?
A person with intestinal worms may also experience dysentery. Dysentery is when an intestinal infection causes diarrhea with blood and mucus in the stool.
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Common symptoms of intestinal worms are:
- abdominal pain.
- diarrhea, nausea, or vomiting.
- gas and bloating.
- fatigue.
- unexplained weight loss.
- abdominal pain or tenderness.