Temporarily relieves minor pain associated with: arthritis. Simple backache. Muscle strains. Sprains. Bruises. Cramps. No-mess sponge applicator. Light, clean scent. #1 pharmacist recommended* and doctor recommended**. Capzasin contains purified capsaicin, a natural ingredient that penetrates deep to relieve pain. Two strong pain relievers. Starts to work on contact. *Source 2008 OTC Pharmacy Times Survey. **Refers to the ingredient capsaicin.