Yes you can apply some tea tree oil to the scabies which should help the scabies go way within 3 days.
You should also wash your clothes, towels and bedding to get rid of the scabies mites that could've fallen off your skin which could affect you again and cause the scabies on your skin to come back.
Clove oil and Neem Oil is also an effective treatment for getting rid of Scabies.