* Contains polyquaternium-1 (except single dose presentations of Systane and Systane Ultra).
** Contains preserving system that biodegrades on contact with eye.
1. Benzalkonium chloride should not be used by soft contact lens wearers.
2. Avoid prolonged use of phenylmercuric acetate and phenylmercuric nitrate.
3. Hypersensitivity may occur. Check preservative if changing medication for this reason.
KEYWORDS: Anti bacterials | Dry eye