 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  fluid drainage from within the eye and also by decreasing the amount of fluid formed in the eye. It belongs to a class of drugs known as alpha agonists. Timolol is thought to work by decreasing the amount of fluid formed in the eye. Timolol belongs to a class of drugs known as beta blockers.This medication is not recommended for use in children less than 2 years old due to an increased risk of serious side effects. Ask the doctor or pharmacist for more details. How to use Brimonidine 0.2 %-Timolol 0.5 % Eye Drops Ophthalmic Antiglaucoma Agents This medication may come with a Patient Information Leaflet. Read the Patient Information Leaflet provided by your pharmacist before you start using this product and each time you get a refill. If you have any questions, consult your doctor or pharmacist. To apply eye drops, wash your hands first. To avoid contamination, do not touch the dropper tip or let it touch your eye or any other surface. The preservative in this product may be absorbed by contact lenses. If you wear contact lenses, remove them before using the eye drops. Wait at least 15 minutes after using this medication before putting in your contact lenses. Tilt your head back </s>