Search
for

    GlossaryPermethrin

    synthetic chemical used to kill lice and scabies

    Permethrin is a synthetic chemical widely used as an insecticide and acaricide. It is commonly found in treatments for lice and scabies, as well as in insect repellent products. Permethrin works by disrupting the nervous system of insects, leading to paralysis and death. It is generally considered safe for human use when applied as directed, but it can be toxic to cats and aquatic life.

    Related Terms

    Sort by

    Community Join

    30 / 1000+ results

      community 58M: Nizoral Stopped Working for Scalp Itching, Alternatives?

      in General  100 upvotes 8 months ago
      A 58-year-old uses finasteride for hair loss and has tried various shampoos, finding Equate T-gel effective for controlling itching. Nizoral was previously effective but no longer works, and DermaKB hasn't been used long enough to assess its effectiveness.

      community Betamethasone dipropionate 0.05 (sernivo spray)

      in General  76 upvotes 1 year ago
      A user was prescribed betamethasone dipropionate spray for a receding hairline, which caused skin peeling and depigmentation. They stopped using it and are considering alternatives like BPC-157/TB-500 for healing.

      community 2.5 mg/ED dut and 1% pyrilutamide, still getting itch?

      in Update  1 upvotes 1 year ago
      The user switched from finasteride to 2.5 mg dutasteride daily and added 1% pyrilutamide to address persistent scalp itch, but the itch remains. They also use 2% ketoconazole and 2.5% selenium sulfide shampoo for temporary relief.

      community Put P5P in my shampoo, reduced itch a lot!

      in Chat  4 upvotes 3 years ago
      The user added P5P (vitamin B6) to their shampoo to reduce scalp itch, which improved significantly. They have been using finasteride for hair loss but are exploring additional treatments like topical antiandrogens and prolactin inhibitors.

      community Sweet Lord my DHT itch is finally gone

      in Chat  49 upvotes 3 years ago
      Hair loss itch stopped by adding RU58841 to treatment. Topical Finasteride and Pyrilutamide also mentioned as potential itch solutions.

      community Piroctone Olamine and Ketoconazole

      in Ketoconazole  7 upvotes 2 years ago
      Piroctone olamine and ketoconazole are both effective for reducing dandruff and hair shedding, with potential benefits for hair thickness and scalp health. Piroctone olamine may be as effective or better than ketoconazole in certain conditions, yet it is often overlooked.

      community Do any shampoos contain Piroctone Olamine in the US

      in Product  3 upvotes 1 year ago
      The conversation is about finding shampoos with Piroctone Olamine in the US for itch relief, as the user has not found relief with Keto shampoo, oral Dutasteride, and oral Minoxidil. Users suggest alternatives like Neutrogena T/Gel and online options, but note availability and price issues.

      community Shoutout to Zinc pyrithione and Piroctone olamine

      in Product  3 upvotes 1 year ago
      Zinc pyrithione and piroctone olamine are effective for reducing hair shedding, possibly more so than ketoconazole. There is a concern about zinc pyrithione shampoo interfering with minoxidil, but it's unclear if this is proven.

      community Dry and itchy scalp after ru58841 and keto. Advice needed

      in Product  3 upvotes 4 years ago
      The user experienced severe scalp itching after using RU58841 and ketoconazole shampoo, despite trying moisturizing treatments. They suspect the issue is related to the propylene glycol in the vehicle and are seeking alternatives.

      community Mixing Finasteride with Ordinary Retinol

      in Product  1 upvotes 2 years ago
      Mixing finasteride with retinol for a topical solution to avoid irritation from minoxidil. Finasteride and ketoconazole shampoo help with itchiness.

      community Pyrilutamide 0.5 or 0.025% topical fin for maintaining?

      in Basic Questions  91 upvotes 1 month ago
      The user is considering switching from pyrilutamide to 0.025% topical finasteride due to concerns about effectiveness and past side effects from a scalp elixir. They aim to maintain hair until new treatments like breezula or GT00029 become available.

      community Putting antihistamine cream on scalp to fight inflammation and itchy scalp?

      in Treatment  2 upvotes 3 years ago
      Topical antihistamine creams, like diphenhydramine, are being considered for scalp inflammation and itchiness as an adjunct to standard hair loss treatments like minoxidil and finasteride. The user is cautious about oral antihistamines due to potential side effects and is exploring topical options.

      community Dermatitis and Nizoral

      in Ketoconazole 6 years ago
      A 27-year-old male experienced hair loss and dermatitis, which improved with tea tree oil and neem extract. He is considering using a 2% Ketoconazole solution for further treatment.

      community Handle the itch from Minoxidil?

      in Minoxidil  1 upvotes 3 months ago
      Minoxidil can cause scalp itchiness, often due to propylene glycol, and users suggest alternatives like foam formulations without PG, using moisturizing oils, or reducing application frequency. Some recommend ketoconazole or zinc pyrithione shampoos to help with inflammation and itchiness.

      community Topical melatonin/cetirizine instructions

      in Treatment  19 upvotes 3 years ago
      User shares a topical hair loss solution using melatonin and cetirizine to help reduce shedding and itching. Instructions provided for creating and using the mixture, with additional lifestyle tips for overall hair health.

      community Can I use trichosol minoxidil before sleep?

      in Minoxidil  3 upvotes 5 months ago
      The user applies 2ml of a lotion containing 5% minoxidil, 0.3% finasteride, hydrocortisone butyrate, and cetirizine before bed, but it leaves a residue on the scalp. Another user suggests reducing the amount to 1ml, as 2ml results in a high finasteride dosage.

      community Topical Finasteride with rogain foam as solvent

      in Finasteride/Dutasteride  1 upvotes 4 years ago
      The conversation discusses using Rogain foam as a solvent for topical finasteride due to an allergy to propylene glycol. The foam's ingredients, including alcohol SD 40B, are considered suitable for dissolving finasteride for easier application without skin irritation.

      community Are we underestimating systemic absorption with homemade/generic Topical Fin? (HPCH vs. PG/Ethanol formulations)

      in Research/Science  5 upvotes 5 months ago
      Topical finasteride may have higher systemic absorption and lower efficacy when using a Propylene Glycol/Ethanol formulation compared to the hydroxypropyl chitosan (HPCH) formulation. The safety profile of topical finasteride relies heavily on the HPCH formulation, and using standard solutions might lead to different pharmacokinetics.

      community I think Ru58841 stopped my itching.

      in Chat  4 upvotes 1 year ago
      RU58841 stopped scalp itching for the user, providing relief from persistent itchiness associated with hair loss. Some users reported side effects like chest pain, while others found relief with different treatments like mometasone.