Hypertension : .
Glaucoma : Glaucoma is a term describing a group of ocular disorders with multi-factorial etiology united by a clinically characteristic intraocular pressure-associated optic neuropathy.
Treatment 
1Balance and postural control
2Medications 
•	Prostaglandin analogs, latanoprost ,bimatoprost and travoprost .
•	Topical beta-adrenergic receptor antagonists, such as timolol, levobunolol and betaxolol.
•	Alpha2-adrenergic agonists, such as brimonidine and apraclonidine.
•	Less-selective alpha agonists, such as epinephrine.
•	Miotic agents (parasympathomimetics), such as pilocarpine.Echothiophate, an acetylcholinesterase inhibitor, is used in chronic glaucoma.
•	Carbonic anhydrase inhibitors, such as dorzolamide , brinzolamide ,and acetazolamide .
•	Physostigmine