Chlorquinaldol Products | Cleanchem - Chlorquinaldol is an antimicrobial agent used in topical treatments for skin infections, particularly those caused by bacteria and fungi. It works by inhibiting microbial growth, preventing infections in wounds, cuts, and abrasions. Chlorquinaldol is commonly included in ointments and creams used for treating dermatitis and other skin conditions. Side effects are rare but may include mild irritation or allergic reactions.