Medicinal product 'Vizin'. Reviews.

"Vizin" is a drug used to relieve congestion, edema of the conjunctiva, arising from irritation caused by physical, chemical factors (dust, smoke, cosmetics, chlorinated water, light, contact lenses). The main form of release - eye drops.

The drug contains tetrizoline hydrochloride, which is an active substance. Auxiliary components: benzalkonium chloride, sodium chloride, sodium tetracarbonate, disodium edetate, boric acid, purified water.

The drug begins in a couple of minutes after instillation, lasts for eight hours. The drug has a low absorption index with a local mode of administration.

The drug "Vizin", the reviews of pharmacologists confirm this, has a pronounced sympathomimetic effect, it stimulates the work of alpha-adrenergic receptors of the nervous system (sympathetic), but does not affect beta-adrenergic receptors. The use of the drug causes narrowing of small vessels, reduces the swelling of the tissues.

The recommended dosage for the drug is two drops three times a day. The use of the drug for more than a month is not recommended.

The drug "Vizin", patients' reviews indicate good tolerability, rarely causes side effects. Among them - the appearance of burning, irritation of the conjunctiva, blurred vision, redness of the eyes. In very rare cases, the pupil dilates.

The drug "Vizin", experts' reviews warn, has the following contraindications to use: hypersensitivity to components, angle-closure glaucoma, age to two years. With caution, it is prescribed to patients with severe diseases of blood vessels, hearts, patients who receive drugs that can raise blood pressure.

Before use, contact lenses should be removed and installed fifteen minutes after instillation. Drops "Vizin", experts' reviews confirm this, are shown with mild eye irritation. If after two days the condition does not change, redness, irritation persist, the drug should be discontinued. Help specialist will also be needed in case of loss of vision, the appearance of "floating" spots. If the above symptoms are associated with infections, foreign bodies, chemical injury to the cornea, then you should stop using the drug.

The drug "Classic Vizin", doctors' reviews testify to safety, during pregnancy, lactation can be applied according to the appointment of a specialist.

Sometimes after the instillation of the drug, pupil dilating may occur, a decrease in visual function, which may affect the ability to manage dangerous mechanisms, vehicles.

When ingested, carelessness can lead to overdose symptoms: fever, cramps, pupil dilated, cardiac arrhythmia, tachycardia, nausea, pulmonary edema, arterial hypertension, respiratory function disorder, mental activity.

The risk of developing such symptoms in newborns is highest. To treat such conditions, oxygen inhalations, gastric lavage, activated charcoal, antipyretic, anticonvulsant drugs are prescribed. Reduction of blood pressure can be achieved by intravenous administration of phentolamine on isotonic solution.

The drug "Vizin", patients' reviews confirm this, is the best way to relieve swelling, redness of the conjunctiva. This is due to its pharmacological properties, rapid action, low probability of development of adverse reactions.