Alphagan reduces the amount of fluid in the eye, which decreases pressure inside the eye. Alphagan ophthalmic (for the eyes) is used to treat open-angle glaucoma or ocular hypertension (high pressure inside the eye).
Trusopt reduces the amount of fluid in the eye, which decreases pressure inside the eye. Trusopt ophthalmic (for the eyes) is used to treat open-angle glaucoma and other causes of high pressure inside the eye.