Similasan Complete Eye Relief drops provide temporary relief from multiple eye symptoms like dryness, redness, itching, burning, stinging, watering. Use as often as needed with no known side effects..Similasan Complete Eye Relief eye drops stimulate the body's natural defenses instead of masking eye symptoms like dry eyes, red eyes, itching eyes, burning eyes, stinging eyes, and watering eyes..Similasan homeopathic eye drops are made with natural active ingredients like eyebright, not harsh chemicals. Similasan eye drops do not contain vasoconstrictors: chemicals that cause rebound effect..For over 35 years, Similasan has been used by pharmacists and families in Switzerland. Similasan is a leading Swiss brand of homeopathic remedies that uses natural active ingredients to keep families healthy throughout the year.Similasan is a Swiss brand dedicated to helping families feel good about feeling better. Our gentle eye drops provide natural temporary relief from dry eye and red eye symptoms.