Used as an antiseptic and disinfectant in topical formulations for skin and mucous membranes. Commonly found in throat lozenges, mouthwashes, and sprays due to its effectiveness against bacteria, fungi, and some viruses. Exhibits persistent antimicrobial activity on surfaces, making it suitable for use in surgical scrubs and preoperative skin preparation. Also employed in household and industrial disinfectants for sanitizing surfaces. Its cationic nature allows it to bind well to tissues and surfaces, providing prolonged germicidal action.