Your doctor will provide instructions on how to use PMT Soap and the appropriate amount to use To ensure proper usage refer to the instructions that accompany the medication Before application ensure your skin is clean dry and cool Thoroughly wash your entire body 814 hours after using this medication In most cases a single application is sufficient to treat the condition However if a second application is necessary wait at least 7 days Itching may persist for several weeks after treating scabies which is likely due to an allergic reaction to dead mites and not an indication of treatment failure The most common side effects include mild burning stinging or tingling at the site of application These side effects are usually mild and not experienced by everyone Inform your doctor of any existing skin conditions allergies to medications food or other substances or if you have asthma prior to using this medication While PMT Soap is generally considered safe it is advisable to consult your doctor for advice if you are pregnant or breastfeeding