Similasan Pink Eye Relief eye drops stimulate the body's natural defenses instead of masking pink eye symptoms like red eyes, burning eyes, watery eyes, irritated eyes, and gritty eyes. Similasan Pink Eye Relief drops provide temporary relief from pink eye symptoms like redness, burning, watering, irritation, and grittiness. Use as often as needed with no known side effects. Pink Eye Nighttime Gel stimulates the body's natural defenses instead of masking pink eye symptoms like red eyes, burning eyes, watery eyes, irritated eyes, and gritty eyes. Pink Eye Nighttime Gel provide temporary relief from pink eye symptoms like redness, burning, watering, irritation, and grittiness. Use as often as needed with no known side effects.