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Naphazoline is a medicine used as a decongestant, and a vasoconstrictor added to eye drops to relieve red eye. It has a rapid action in reducing swelling when applied to mucous membranes . It is a sympathomimetic agent with marked alpha adrenergic activity that acts on alpha-receptors in the arterioles of the conjunctiva to produce constriction ...
It is used as eye drops or as a nasal spray. [2] The eye drops generally result in an improvement within half an hour. [2] Common side effects include headache, sore throat, eye discomfort, or changes in perception of taste. [3] [2] More significant side effects may include sleepiness. [2] It is unclear if use during pregnancy or breastfeeding ...
Side effects. Topical decongestants should not be used for longer than a week as prolonged use may result in rhinitis medicamentosa (rebound nasal congestion). [13] Common side effects for oral decongestants include insomnia, hypertension (elevated blood pressure), and difficulty in urination. [12]
Azelastine, sold under the brand name Astelin among others, is a H 1 receptor-blocking medication primarily used as a nasal spray to treat allergic rhinitis (hay fever) and as eye drops for allergic conjunctivitis. [5] [6] Other uses may include asthma and skin rashes for which it is taken by mouth. [7]
If a patient attempts to use a nasal spray treatment while they have allergic rhinitis (i.e., a runny nose), that thick mucus can make it difficult for the medication in a nasal spray to penetrate ...
Tetryzoline , [3] also known as tetrahydrozoline, is a drug used in some over-the-counter eye drops and nasal sprays. Tetryzoline was patented in 1954, and came into medical use in 1959. Tetryzoline was patented in 1954, and came into medical use in 1959.
Common side effects of nasal spray may include headache, dry nose, dry mouth or throat, nasal or throat irritation, nosebleeds, bad taste in mouth, nausea, dizziness, or constipation. [7] Potentially serious side effects are unusual, but include severe allergic reaction, eye pain or change in vision, or urinary retention.
An experimental nasal spray has helped clear toxic protein buildups in the brains of mouse models of Alzheimer's. Its developers believe the spray may help delay Alzheimer's by at least a decade.