How do I eliminate some of the swelling of a wasp sting?

Wasp sting tips. Clean area with soap ; warm water. Apply ice in 10 min. Increments; alternating 10 on ; 10 off. You can take tylenol, (acetaminophen) Aspirin or Motrin for pain or Benadryl for swelling. Make a paste of 2 parts baking soda ; 1 part water ; apply. Raise affected area. You need a tetanus shot every 10 years. Throat, airway, mouth swelling? Call 911!