Your physician will provide instructions on how to properly use Pmethrin 5 Lotion and the appropriate amount needed It is important to refer to the provided instructions to ensure correct usage Prior to applying the lotion ensure that your skin is clean dry and cool Thoroughly wash your entire body 814 hours after using this medication In most cases one application is sufficient to treat the condition However if a second application is required wait at least 7 days between treatments It is possible for itching to persist for a few weeks after treating scabies This is generally an allergic reaction to dead mites and not an indication that the treatment has failed Mild burning stinging or tingling may occur at the application site which are common side effects These side effects are usually mild and not everyone experiences them Before using the lotion inform your doctor if you have any skin conditions or allergies to medications food or other substances or if you have asthma Although this medication is generally considered safe it is recommended to seek your doctors advice if you are pregnant or breastfeeding