The medicine "Vizin" is a group of drugs that are used in ophthalmology. The active substance is tetrizoline.
Pharmacological properties
The tool "Classic Classic" allows you to narrow the eye vessels, resulting in reduced swelling of the conjunctiva, the pupil expands and fluid formation (intraocular) decreases. The effect after taking the medicine develops within five minutes. The effect of the medication lasts up to 8 hours, while there is no general effect on the body, since the active component does not enter the systemic circulation. The preparation "Classic Visin" is produced in the form of drops.
Indications for use
The medicine is used in ophthalmology to treat such conditions and ailments as allergic conjunctivitis, hyperemia, lacrimation, swelling of the eye mucosa as a result of exposure to irritating factors (cosmetics, smoke, water, etc.).
The medicine "Classic Visin": instructions for use
Before using the drops, turn the bottle over. Instillation is carried out in the conjunctival sac, introducing 2 units of solution. Per day, the medicine is used up to 3 times. When using contact lenses, they must be removed. The drug is not recommended to be administered for more than four days.
Side effects
The tool "Classic Visin" can provoke negative effects. So, in some situations, there may be burning and irritation of the conjunctiva, blurred vision, dilated pupils, pain in the eyes. Side effects include allergic reactions and redness of the eye.
Contraindications
Medication "Classic Visin" can not be used for hypersensitivity to the active component, with dystrophy of the cornea, closed glaucoma. Do not administer the solution to children under two years of age. The drug is used with caution in diabetes, hypertension, pheochromocytoma, cardiac ischemia, hyperthyroidism. In pregnancy, appointments are made only in case of urgent need, since common side effects are possible.
Overdose
Subject to the rules of admission prescribed by the instructions, the likelihood of an overdose is reduced to zero. Negative reactions can occur when a drug enters the digestive tract. In such cases, there may be signs of arrhythmia, nausea, tachycardia, seizures, hypertension, pulmonary edema, respiratory failure, dilated pupils. A severe overdose can cause circulatory arrest and coma. In the presence of symptoms of improper use of the medicine "Vizin classic" it is necessary to wash the stomach, take activated charcoal tablets.
In severe cases, it may be necessary to administer
anticonvulsants, to reduce pressure - phentolamine, oxygen inhalation.
The drug "Classic Classic": price and additional information
Since pupils dilate after using the solution, and vision becomes blurred, it is recommended that you refuse to perform work requiring increased attention. The cost of the drug is 200-270 rubles.