The CVS Health™ Merthiolate antiseptic solution ensures an infection does not also add to wounds. Featuring the active antiseptic ingredient of benzalkonium chloride, the CVS Health™ Merthiolate solution can help to ensure that dirt, germs, and viruses don't settle into your fresh skin abrasion. Ideal under bandages, this infection preventative can be applied directly to your affected area one to three times a day to help keep bacteria at bay. The CVS Health™ Merthiolate can also be used on skin inflamed as a result of insect bites, burns, and sensitive scrapes. Add this skin-cleansing essential to your first-aid kit as an infection adversary. HSA/FSA eligibleActive antiseptic ingredient: 0.13% benzalkonium chlorideFirst-aid antiseptic solution to aid in the prevention of infectionIdeal for minor cuts, scrapes, insect bites, and burnsMercury-free