Contact lens are widely used & has both therapeutic and cosmetic benefits to the patients and users. However not much importance of its hygiene and cleaning adhered to. Clean it regularly on daily basis before & after use. Even you are not using , change solutions daily. Keep your hands clean and sterilized while handling contact lens. Don't start any eyes medications without supervision of ophthalmologist. Whenever you get new complaint or not comfortable with your contact lens , stop using contact lens first & then contact your ophthalmologist immediately. Don't spray on face or use kajal while on contact lens.