 <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]  when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.The uses of Timoptic Ocudose (PF) Ophthalmic (Eye): This medication is used to treat high pressure inside the eye due to glaucoma (open angle-type) or other eye diseases (such as ocular hypertension). Lowering high pressure inside the eye helps to prevent blindness. This medication works by decreasing the amount of fluid within the eye. Timolol belongs to a class of drugs known as beta-blockers. How to use Timoptic Ocudose Dropperette, Single Use Dropper This medication is for use in the eye(s), usually one drop in the affected eye(s) once or twice a day, as directed by your doctor. 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. 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. This product does not contain a preservative. Do not open the single-use container until just before you are ready to use it. After </s>