Vizin eye drops are a topical drug for use in ophthalmology. This medicine is intended to relieve swelling and hyperemia of the eyes, which is often caused by irritating factors of various etiologies. Next, we will get acquainted with the instructions for use of the presented eye drops, find out which analogues of this drug are, and in addition, we will find out the opinions of consumers who have had the opportunity to use Visin for treatment.
The composition of eye drops "Vizin"
The solution "Visin" is a colorless and transparent preparation, which contains tetrisoline hydrochloride as the main component. Excipients in this medicine are benzalkonium chloride along with boric acid, sodium chloride, disodium edetate and water. Vizin eye redness drops are sold in plastic bottles of 15 milliliters.
pharmachologic effect
The active substance tetrizoline is a sympathomimetic component that stimulates alpha adrenergic receptors in the nervous system. It does not have at all or produces a weak effect on beta-adrenergic receptors. Tetrizoline, like sympathomimetic amine, is endowed with a vasoconstrictor effect, this component is able to reduce tissue edema. Exposure to Vizin begins, as a rule, already a minute after instillation and lasts from four to eight hours.
Indications for use
Vizin eye drops are used to relieve redness and to eliminate swelling of the conjunctiva of the eyes that occur as an allergic reaction or are triggered by physical, but also chemical factors, whether it is dust, light, smoke, chlorinated water, cosmetics or contact lenses.
Indications for the use of eye drops "Vizin" are described in detail in the instructions.
Thus, this medical product is effective in a number of the following cases:
- If the patient has eye swelling.
- Against the background of the development of conjunctival hyperemia.
- When a burning sensation appears in the eyes.
- In case of eye irritation and itching.
- When diseases of the mucous membrane of the eyes occur.
- In addition, this medication is effective for lacrimation.
As you can see, it makes sense to continue the description of the drug (eye drops "Visin").
When can this drug be ineffective?
The presented drug can not be called universal. In many cases, this medication may not be effective in treating the eyes. For example, it is not suitable for use in the following cases:
- If patients have diseases of the eyelids.
- In the case of the development of certain diseases of the lens.
- Against the background of the development of pathologies of sclera.
- In case of retinal diseases.
- In the presence of violations of ametropia.
- Against the background of the development of pathologies of the optic nerve.
Method of administration and dosage of medication
As part of the application, one or two drops three times a day are introduced into the conjunctival sac of a sick eye. The continuously described drug can be used no more than four days.
Contraindications
Vizin eye drops have some contraindications. Namely, there are such prohibitions on the use of:
- This medication can not be used in the presence of individual hypersensitivity.
- Against the background of endothelial-epithelial dystrophy of the cornea.
- If the patient has angle-closure glaucoma.
- Children who have not reached the age of two.
For patients suffering from severe damage to the blood vessels and heart, for example, with coronary artery disease, arrhythmia, arterial hypertension, aneurysms, as well as hyperthyroidism, diabetes, and patients using monoamine oxidase inhibitors or other drugs that increase blood pressure, Vizin is prescribed with a large caution. In the presence of pregnancy and during lactation feeding, this drug is used under strict medical supervision.
Side effects
Sometimes, against the background of the use of Vizin eye drops, people may have a burning sensation along with redness of the eyes, pain and tingling in the area of the visual organ. It is also possible blurred vision in combination with dilated pupils and irritation.
Drug overdose
The use of this drug in accordance with the instructions minimizes the risk of overdose. However, in case of an unintentional penetration of Vizin into the stomach, some manifestations of an overdose are possible in the form of nausea, cyanosis, dilated pupils, fever, seizures, arrhythmias, or cardiac tachycardia. In addition, cardiac arrest is not excluded, along with pulmonary edema, increased pressure, suffocation, inhibition of the functions of the nervous system and coma.
The risks of overdose are especially high in newborns, and also in young children, which mainly occurs when swallowed. This is directly related to the absorption of the drug. Overdose therapy is usually symptomatic, there is no antidote. As a rule, activated carbon is prescribed for such patients along with gastric lavage. Additionally, oxygen inhalation is used.
In addition, it is worth taking antipyretic and anticonvulsants. In order to reduce pressure, Phentolamine is recommended, which is used in an amount of 5 milligrams intravenously slowly. You can also take 100 milligrams of this drug orally. Vasopressor medications are contraindicated in people with low blood pressure.
Special instructions for use
Immediately before the instillation procedure, it is necessary to remove the contact lenses, and then install them again after approximately fifteen minutes.
"Vizin" should be used only in the presence of slight eye irritation. In the event that the patient’s condition does not improve within forty-eight hours, or redness and irritation increase, this drug should be withdrawn as soon as possible and consult a doctor. In the event of intense pain in the eye area, and in addition, with the sudden occurrence of floating spots in front of the eyes, foci of redness of the eyes, loss of vision, photophobia or double vision, you should immediately consult a doctor.
Vizin drops are not used when irritation with redness of the eyes is associated with serious pathologies of the visual organ, whether it is an infection, foreign bodies or chemical injuries of the cornea. Very rarely, after using these eye drops, patients may experience blurred vision and dilated pupils. These phenomena can affect the ability to drive a car and any other technical means.
Many people wonder what is the expiration date after opening the eye drops "Vizin".
Storage conditions and shelf life
Store this medication in a darkened place at a temperature of up to thirty degrees. This medicine should not be given to children. Shelf life is three years. The contents of the opened vial is usable only for one month.
The cost of the drug "Visin"
The cost of the drug in Russian pharmacies begins, as a rule, with two hundred and forty rubles.
In the instructions for use, the price of Vizin eye drops is not indicated.
Analogues of the drug
The medicine "Visin" is a drug for external use, intended for the treatment of eye diseases. As already noted, tetrizoline hydrochloride is used as the active component in it. The action of this medicine begins after one minute and lasts from four to eight hours. As you know, this medical product has various contraindications and side effects, in connection with this, the question often arises of the selection of an alternative substitute drug. Consider the most popular and frequently prescribed substitutes for eye drops "Vizin":
- A medicine called Montevizin. These eye drops are one of the cheapest analogues of Vizin. This analogue is produced in Serbia. It uses the same active ingredient in a similar concentration. The drug is contraindicated for use in children under six years of age, as well as with glaucoma and during pregnancy.
- The medicine “Visoptic” is another eye drop that can replace the “Visin”. "Visoptic" is a very effective tool of Romanian origin. This analogue has the exact same release form and the same composition of active components as the original. Immediately before its use, you must carefully read the instructions and follow the instructions of the doctor.
- The medicine "Octilia" is the Italian analogue of "Visina", which is sold in the same price category. I must say that this medicine is not much different from other substitutes. They release the medicine in the form of a solution in small bottles of 8 milliliters. The drug is contraindicated in the presence of glaucoma, dry eye syndrome, children under three years of age. It should not be used during pregnancy or breastfeeding.
Reviews for eye drops "Vizin"
Reviews about the drug can be read mostly positive. People praise these medicinal drops and consider them a very effective medical tool for treating eye irritation.
In the comments, people say that this medicine helps quite efficiently and quickly. It is noted that the drug significantly facilitates the painful state of the visual organ, removing dryness and redness. People say that when instilled, they don’t feel any discomfort. It is also reported that Vizin as a whole very well relieves fatigue from the eyes.
Consumers do not like the fact that the drug can not be used for a long time. In addition, this medication can be addictive. Customers also complain about the high price of the medicine, starting with more than two hundred rubles. Some people also note that in the presence of slight redness after using this medication, the effect is barely noticeable.
Thus, the reviews about this medicine in the network are very different, but in most of them people praise it. Consumers are grateful for the help in eliminating eye ailments.
We reviewed the instructions for use and the price of Vizin eye drops.