Yunnan Baiyao Swelling Reduction Plaster (15 patch)What's Included? Patch Size 10cm x 6. 5cm ( 4" x 2. 5" ) Each box contains 5 patches For small areas, a patch may be cut and used Directions Clean and dry affected area, remove plaster from the plastic back label and apply Promotes blood circulation to faster healing time. Active ingredients Camphor 11% Capsaicin 0. 25% Methyl salicylate 14. 24% Purpose External analgesic When To Use: Sprain Twist Slow healing swelling Stop use and ask a doctor if: