What is Permethrin?

Permethrin is a topical cream used to treat scabies. Its solution is a neurotoxin that works by paralyzing nerves in the respiratory muscles of scabies and causing their death. The FDA approved Permethrin in August 1989.

What are the Uses of Permethrin?

Permethrin is used to treat scabies, a skin condition caused by mites.
It works by paralyzing and killing the mites and their eggs.
The medication is effective against mites that infest and irritate the skin.
Permethrin is suitable for use in adults and children.
It is applied directly to the skin to treat scabies infestations.

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What are the Side Effects of Permethrin?

Some of the common side effects of Permethrin are:

Itching of skin or scalp area
Redness of the skin
Numbness or tingling of the skin
Rash

Some of the serious side effects of Permethrin are:

Trouble in breathing
Continued irritation of the skin
Infected or pus-filled areas.

What are the Precautions of Permethrin?

Talk to your doctor if you're allergic to Permethrin or any other medications. Also, tell your doctor if you are taking any nutritional supplements, vitamins, or other herbal products.

Before using Permethrin, talk to your doctor if you ever had any serious skin conditions or sensitivity.

How to use Permethrin?

Permethrin comes as a cream for the skin and as a lotion for the scalp and hair.

Single Treatment: For scabies, Permethrin cream is usually applied as a single treatment.
Multiple Treatments: The scalp lotion might need one or two treatments and sometimes a third treatment if live mites are seen after 14 days.
Application Areas: Permethrin is only applied to the skin, hair, and scalp.
Avoid Contact: Do not use it on the eyebrows and eyelashes.

To use permethrin cream, follow the steps:

Apply a thin layer of cream all over the skin from neck to toes, which also includes soles of the feet. While applying the cream on skin folds such as toes and fingers you should be more careful.
Leave the cream on the skin up to 8-14 hours.
After 8-14 hours wash the skin with water.
The skin may be itchy after applying permethrin cream. If the mites are still alive you should remove the treatment process.

To use Lotion, follow the steps:

Wash your hair with shampoo. Avoid using a conditioner or shampoo that contains conditioner because the treatment may not work well.
Dry your hair.
Shake the Permethrin lotion before using it.
Use a towel for covering the face and be careful while using the treatment.
Apply Permethrin lotion in your hair and scalp area. Apply the lotion behind the ears and at the back of your neck and cover all the hair.
Keep the lotion on the hair and scalp for at least 10 minutes
Rinse the hair with warm water. Don’t use shower or bathtub for washing your hair or the lotion can spread over the body.
Dry the hair with a towel.

What if one Missed the Dose?

Missing one or two- doses of Permethrin won’t show any effect on your body. The skipped dose causes no problem. But with some medication, it won’t work if you don’t take the dosage on time. If you miss a dose, a sudden chemical change may affect your body. In some cases, your doctor would advise you to take the prescribed medicine as soon as possible if you have missed the dose.

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What happens if someone takes an overdose?

Overdose of a drug can be accidental. If you have taken more than the prescribed Permethrin tablets there is a chance of getting a harmful effect on your body’s functions. Overdose of a medicine can lead to some medical emergency.

Warnings for serious health conditions:

Pregnancy

There is no proper study on whether to use Permethrin during pregnancy or not. Before using Permethrin, talk to your doctor.

Breastfeeding

It is not known whether permethrin gets in contact with breast milk or not. Before using Permethrin, talk to your doctor.

How to Store Permethrin?

Direct contact with heat, air and light may damage your medicines. The exposure of medicine may cause some harmful effects. The medicine must be kept in a safe place and out of children’s reach.
Mainly the drug should be kept at room temperature between 68ºF and 77ºF (20ºC and 25ºC).
Before taking permethrin consult your Doctor. In case if you face any problems or get any side effects after taking permethrin rush immediately to your nearby hospital or consult your doctor for better treatment. Carry your medications always in your bag while travelling to avoid any immediate emergencies. Follow your prescription and follow your Doctor advice whenever you take permethrin.

Permethrin vs Ivermectin

Permethrin	Ivermectin
Permethrin is a topical cream used for treating scabies. Permethrin solution is a neurotoxin that works by paralyzing nerves in the respiratory muscles of scabies and causing their death.	Ivermectin is an anti-parasite medication. It is used for treating infections in the body which are caused by certain parasites.
Permethrin is used for treating scabies and the condition which are caused by tiny insects called mites that infest and irritate the skin. The medication works by paralyzing and killing the mites and their eggs.	Ivermectin is used for intestinal infection which is caused by Strongyloides stercoralis.
Some serious side effects of Permethrin are: Trouble in breathing Continued irritation of the skin Infected or pus-filled areas.	Some Seriois side effects of Ivermectin are: Swelling of the eyes, face, arms ankles and lower legs. Joint Pain

Citations

Permethrin metabolism in rats

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Frequently Asked Questions

1. What does Permethrin Kill?

Permethrin can kill various pests like fleas, ticks, cockroaches, flies and mosquitoes. The products commonly contain piper only butoxide.

2. Can I use permethrin every day?

Permethrin is used as the most effective treatment and can be applied once daily.

3. When should Permethrin be used?

Permethrin is used for treating scabies, which is caused by tiny insects called mites that infest and irritate the skin.

4. What are the side-effects of Permethrin?

Some of the serious side effects of Permethrin are:

Trouble in breathing.
Continued irritation of the skin
Infected or pus-filled areas

5. How is Permethrin used?

Permethrin comes as a cream for applying to the skin. Over the counter, permethrin comes as a lotion for applying to the scalp and hair. Permethrin is applied to the skin as one treatment. Permethrin lotion is applied to the skin in one or two treatments but sometimes three treatments are necessary.

6. What precautions should be taken when using permethrin?

Perethrin should be used strictly according to the instructions on the label or as directed by a healthcare professional.
Avoid contact with eyes, skin, and clothing. In case of contact, rinse thoroughly with water.
Wear protective clothing (such as gloves) when applying permethrin.
Keep permethrin away from heat, sparks, open flames, and hot surfaces as it is flammable.
Do not apply permethrin in enclosed spaces or near open flames or sources of ignition.
Keep out of reach of children and pets.

7. How many times can permethrin be used?

The frequency of permethrin use depends on the specific product and the target pest or condition being treated.
Generally, permethrin treatments are applied as needed, following the instructions provided by the manufacturer or healthcare professional.
It's important not to over apply permethrin or use it more frequently than recommended, as this can increase the risk of adverse effects.

8. How long will permethrin last?

Permethrin can provide protection against insects and pests for varying durations depending on factors such as application method, concentration, environmental conditions, and type of pest.
Typically, permethrin-treated clothing can remain effective for multiple washings, but effectiveness may diminish over time and with repeated washings.
Permethrin applied to surfaces for insect control may provide residual activity for several weeks to months, but reapplication may be necessary for continued control.

9. Can I wear clothes after applying permethrin?

Once permethrin-treated clothing has dried completely, it is generally safe to wear.
However, it's important to follow the specific instructions provided with the permethrin product regarding wearing treated clothing.Avoid direct skin contact with permethrin-treated clothing, especially wet or damp clothing.
Wash permethrin-treated clothing separately from other clothing items, and avoid prolonged skin contact with treated clothing to minimize potential exposure.

10. Can montelukast cause anxiety?

Those who are taking montelukast and are experiencing mood swings should contact their doctor right away. Bad or vivid dreams, depression, disorientation or confusion, anxiety, hallucinations, irritability, restlessness, stuttering, and uncontrolled muscle movements are examples of these symptoms.

Disclaimer: The information provided herein is accurate, updated and complete as per the best practices of the Company. Please note that this information should not be treated as a replacement for physical medical consultation or advice. We do not guarantee the accuracy and the completeness of the information so provided. The absence of any information and/or warning to any drug shall not be considered and assumed as an implied assurance of the Company. We do not take any responsibility for the consequences arising out of the aforementioned information and strongly recommend you for a physical consultation in case of any queries or doubts.