A nurse at an ophthalmology clinic is providing teaching to a client who has open angle glaucoma and a new prescription for timolol eye drops. Which of the following instructions should the nurse provide?

The medication is to be applied when the client is experiencing eye pain.

The medication should be applied on a regular schedule for the rest of the client's life.

The medication is to be used for approximately 10 days, followed by a gradual tapering off.

The medication will be used until the client's intraocular pressure returns to normal.