Head lice are small parasites that live on the scalp and hair, feeding on human blood. They cause itching and irritation, and can spread easily through close contact or sharing personal items. While not harmful to health, they can be a nuisance that requires treatment.

Pediculosis Capitis FAQ


What are head lice?

Head lice are tiny, wingless insects that infest the scalp and hair, living off blood from the human host.

How do I know if I have head lice?

Signs include itching, the sensation of something moving in your hair, and visible lice or nits on the scalp.

How are head lice spread?

They spread primarily through direct head-to-head contact and by sharing hats, brushes, or pillows.

Are head lice harmful?

While they can cause discomfort and itching, head lice do not transmit disease and are not considered harmful.

What are the symptoms of head lice?

The main symptom is itching, usually from an allergic reaction to the bites, along with possible redness or irritation.

How can I treat head lice?

Over-the-counter treatments like shampoos or lotions specifically designed to kill lice are effective; follow instructions carefully.

Can I use home remedies for head lice?

Some natural remedies exist, but their effectiveness is variable; consult a health professional for the best options.

How often should I check for head lice?

Regular checks, especially after outbreaks at school or in close contact settings, are wise, particularly for young children.

What should I do if my child has head lice?

Treat them promptly using a suitable lice treatment and inform the school or close contacts to prevent spreading.

Is it necessary to treat the entire household?

Not usually, but it's important to check others in close contact and treat them if lice are found.

Can I return to school after treatment?

Yes, children can return once treated, but you should ensure there are no live lice present before they go back.

How do I prevent head lice in the future?

Avoid sharing personal items, teach children not to have head-to-head contact, and consider regular scalp checks.

What products should I avoid when treating head lice?

Avoid products that are not specifically lice treatments, as well as home remedies with no proven effectiveness.

Are there any side effects from lice treatment?

Some may experience skin irritations or allergies; always read the product labels and consult a doctor if worried.

How long does it take to get rid of head lice?

Most effective treatments can eliminate lice within hours, but it’s essential to follow up and recheck after a week.

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