Prescription or OTCLower-cost generic available

Nix

(Permethrin)

Prescription or OTCLower-cost generic available
  • Cream, gel, or ointment
  • Shampoo
  • Lice
  • Scabies
Back to: Full Site NavigationSkip to: side effects sectionSkip to: What to expect sectionSkip to: Risks and warnings sectionSkip to: Common concerns from users and pharmacists

Treats lice and scabies.

Skip Upsides & Downsides section. Skip to side effects section.

Our bottom line

Nix (Permethrin) works great, but make sure to read the directions carefully before using it.

Coupons and discounts

Upsides

  • Nix (Permethrin) comes with a kit that contains a metal lice comb, disposable gloves, and a salon cape.
  • A single application is usually sufficient to get rid of head lice.
  • Nix (Permethrin) stays in the hair for 10 days, even after showering with a conditioner-free shampoo.
  • Nix (Permethrin) is designed to leave the hair easy to comb after using.

Downsides

  • Can't be used on children under 2 months of age.
  • Can't be used near the eyes, nose, vagina, or on eyebrows or eyelashes.
  • Scalp itching or redness can occur.
  • You can't use it if you're allergic to ragweed since it can cause difficulty breathing or an asthma attack.
  • Can't use conditioner for a week after using Nix (Permethrin).
Skip side effects section. Skip to What to Expect and Pharmacists Tips section.

Side effect rates for Nix (Permethrin)

From clinical trials of Nix / Scabies (5%)
  • Mild and temporary burning and stinging
  • Itching
  • Redness
  • Numbness
  • Tingling
  • Rash

Risks and Warnings for Nix (Permethrin)

Skip risks section. Skip to common concerns section.
  • Nix (Permethrin) can cause head itching. This is usually a consequence of the head lice infestation itself, but can be temporarily worsened following treatment with Nix (Permethrin). Other reactions which are less frequent include: stinging/burning, tingling, numbness or discomfort, redness, and swelling or rash of the scalp. All these reactions are mild and temporary.

Common concerns from people taking Nix (Permethrin)

Final section. Do you want to return to drug navigation?
Pregnancy