Week 9 Topical - Scabicides

Question 1

What is the MOA of permethrin?

Answer 1

disrupts sodium channels in nerve cells causing paralysis of the organisms

Question 2

Permethrin comes in ______% and _______% formulations

Answer 2

1 (Nix), 5 (Elimite)

1% is available OTC, but 5% is Rx only

Question 3

Permethrin 1% (Nix) is indicated for treatment of ________

Answer 3

• Head lice
• Pubic lice

Question 4

Patients should use shampoo prior to applying permethrin 1% (nix), but must avoid ________

Answer 4

Conditioner (reduces effectiveness)

Question 5

After treatment for head lice, patients should be instructed that hair should not be washed for ________

Answer 5

1-2 days

Question 6

Treatment for head and pubic lice should be repeated in ________ after initial treatment

Answer 6

7 days

Question 7

First line treatment for scabies and body lice is _________

Answer 7

Permethrin 5% (Elimite)

Question 8

Treatment for scabies and body lice is left in place for _________ before rinsing

Answer 8

8-14 hours/overnight

Question 9

True or false:

Permethrin 5% (Elimite) is applied head to toe for the treatment of scabies and body lice

Answer 9

True

Question 10

ADRs related to treatment for scabies and lice include:

Answer 10

Skin irritation

Question 11

Promethrin (1% or 5%) should not be used in infants younger than _________

Answer 11

2 months

Question 12

The topical cream for head and pubic lice should be left in place for __________ prior to rinsing

Answer 12

10 minutes

Permethrin 1%