Vizin refers to preparations that are used in ophthalmic practice. The active ingredient Vizin - tetryzoline.
The active component of Visine eye leads to a narrowing of blood vessels, thereby reducing swelling of the conjunctiva, there is an expansion of the pupil and reducing the formation of intraocular fluid.
The therapeutic effect Vizin manifested very quickly, within a few minutes after instillation. It was a rapid onset of relief state often write in patients positive feedback about Visine. The effect of the drug lasts for 4-8 hours. According to the instructions, Vizin has no overall effect on the organism and does not penetrate into the systemic circulation.
Drops Visine Available in bottles of 15 ml.
Drops Visine is used in such diseases and conditions in ophthalmology:
- Swelling of the mucous membrane of the eye due to the influence of irritants (dust, smoke, cosmetics, chlorinated water);
- Watery eyes;
- Flushing (redness);
- Allergic conjunctivitis.
Instructions for use and dose of Visine
The instructions to Vizin described instillation technique: it is necessary to turn the bottle and drip into the conjunctival sac 1-2 drops of Visine.
At night you can use the drug 2 to 3 times.
If the patient wears contact lenses before using Visine drops need to be removed.
Do not use Visine more than four consecutive days.
The most common negative reviews about Vizin associated with the development of side effects when it is used.
If you are using drops Visine can cause such side effects:
-razdrazhenie and burning of the conjunctiva;
- Redness of the eye;
- Sore eyes;
- Dilated pupils;
- Blurred vision;
- Allergic reactions.
Visine drops are contraindicated in case of hypersensitivity to the active component, with closed-angle glaucoma, children under two years, corneal dystrophy. Caution is advised to prescribe a drug for high blood pressure, diabetes, hyperthyroidism, coronary heart disease, feohromotsitoze.
According to the reviews of Vizin professionals use the drug during pregnancy should only be when the benefits outweigh the risks. Decide on the appointment Vizin during pregnancy can only physician as possible the risk of common side effects.
If you comply with all the requirements specified in the instructions to Vizin, the risk of overdose is excluded. Overdose can happen dripping Vizin the digestive tract, resulting in possible development of hypertension, seizures, tachycardia, nausea, arrhythmias, dilated pupils, respiratory failure, pulmonary edema. With a strong overdose of Visine possible offensive coma and cardiac arrest.
To treat symptoms of overdose apply gastric lavage, activated charcoal. In severe shown inhalation of oxygen, administration of phentolamine (to lower blood pressure), and anticonvulsants.
Do not drive vehicles and operate dangerous machinery during use Visine drops, because of the expansion of pupils vision may be blurred.