Drops for eyes Nevanak

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The drug Nevanak was developed to eliminate the negative consequences after the transferred ophthalmic operations. As a rule, laser surgery with minimal invasive action is used in surgical practice, but even this is enough for the infection to get into the internal structures of the eye. This drug has analgesic and anti-inflammatory effect, which helps prevent infection and relieves pain.

Content

  • 1Description of the preparation
  • 2Pharmacological action and group
  • 3Application
    • 3.1Indications for use
    • 3.2Contraindications in use
    • 3.3In pregnancy
    • 3.4To small children
  • 4Possible complications caused by the drug
  • 5Analogues
  • 6Video
  • 7conclusions

Description of the preparation

In appearance, the medicine has a yellowish or slightly orange color.Active substance is napafenac.In addition to it, there are auxiliary components in the composition, aimed at improving the pharmacological properties of this product. They include:

  • Benzalkonium chloride;
  • Sodium hydroxide;
  • Tyloxapol;
  • Mannitol;
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  • Carbomer;
  • Disodium edetate;
  • Sodium chloride;
  • Purified water, designed specifically for injection.
    Nevanak eliminates the negative consequences after the transferred ophthalmic operations.

Drug is supplied in a vial equipped with a dropper. It is made of soft plastic, which makes it convenient to measure the amount of liquid needed. All this is placed in a cardboard box, which also contains instructions for use.

Nevanak has a yellowish / orange hue, has many auxiliary substances in the composition, is supplied in a plastic bottle with a dispenser.

Pharmacological action and group

This drug belongs to non-steroidal substances.It has an anti-inflammatory effect, and also acts as an analgesic.

After instillation, the product enters the cornea of ​​the eye. In this place the drug turns into amphenac due to hydrolases.The resulting composition slows the reaction of cyclooxygenase, it is an enzyme that provides the production of prostaglandins.

The use of Nevanaka significantly reduces the swelling of the tissues of the organs of vision, eliminates all palpable painful spasms. It is necessary to know that the drug does not influence the level of intraocular pressure.

Nevanak has an anti-inflammatory effect

The substances are absorbed into the eye very quickly.With daily instillation three times a day, after two hours, small concentrations of the active substance can be detected.

Excreted only with the help of the kidney.But until now it has not been possible to establish the exact amount of active substance content in the urine. Most likely, such analyzes are of an exclusively individual character and do not lend themselves to concrete ones.

Nevanak is able to quickly penetrate the tissue of the eye, relieve pain and inflammation.

Application

Use the remedy one day before the surgery.One drop should be placed in the conjunctival sac of each eye. Do this three times a day. The best way is to take the drug in the morning, afternoon and evening. Before the surgical procedure it is necessary to sweat for one hour before it begins.

After the operation was carried out, the course of treatment with Nevanom can last up to two weeks.

Indications for use

Eye drops Nevanak recommended to use in the following cases:

  • Prevention of diseases caused by surgical interventions in the organs of vision;
  • Removal of pain and inflammation after surgery;
  • Elimination of unpleasant sensations when removing cataracts.
    Surgery to remove cataracts

Contraindications in use

This drug is contraindicated in:

  • The presence of strong and increased sensitivity of the organism to the components that make up the drops;
  • Sharp rhinitis;
  • Hives;
  • Bronchial asthma;

In pregnancy

It is strictly forbidden to use Nevanak during pregnancy.Numerous experiments on animals have proved that there is a presence of reproductive toxicity.

To small children

The intake of this medication is contraindicated in people under the age of 18 years.

If there is at least one contraindication, the doctor must prescribe a similar drug, but with a different composition, in order to avoid allergic reactions.

Possible complications caused by the drug

There are several possible side reactions that can be expressed in completely different ways. They include:

  • Local type of reactions. In this case, a person can begin to itch, acuminate keratitis, pain in the eye area, eyelids covered with a crust, a feeling of foreign matter. Less often there may be purulent discharge, keratitis, iritis, phobia of light, allergy in the form of conjunctivitis.
  • Systemic reactions.These include: pain in the head, vomiting, nausea, high blood pressure, sinusitis, a feeling of overdrying in the mouth.
  • Other studies suggest the presence of corneal diseases, keratitis in the ulcerative form, damaged its layers, decreased visual acuity, more slowly healing cornea, its turbidity, and also a scar on its surface.

Once a side effect such as a damaged cornea was manifested during the course of treatment, treatment ceases immediately, and the patient is sent for a full medical examination of his eye.

Most complications affect the cornea of ​​the eye, which sometimes leads to loss of vision in people of the following group:patients with diabetes mellitus, eye diseases that are superficial in arthritis. In the risk zone are also those people who suffer in a short time quite a few operations before the eyes.

With complications, you need to reapply to the doctor for correcting the course of treatment.

Analogues

There are a lot of drugs like Nevanak in the pharmaceutical market. These include:

  1. Diclofenac.It also has a very good anti-inflammatory effect and relieves pain from the eyes. An excellent analogue of the drug in question, especially considering a much less wide range of side effects and complications. Especially well suited for those who need a similar medication during pregnancy, tk. it can be taken up to a period of six months.
  2. Indocollar.An indispensable tool for young children and expectant mothers. He is able to relieve the heat, remove inflammation. Contraindications are poor liver function, low coagulability of blood, disease of the optic nerve.
  3. Dexamethasone.A good analogue of Nevanak, however, refers to corticosteroid drugs. It is aimed at combating allergic reactions and inflammations. It is prescribed in the event that chronically inflammations and eye traumas develop. Dexamethasone can be used in pregnancy and at a young age.
    Diclofenac - the analogue of Nevanak

Analogues to Nevanaku should be selected exclusively by the attending physician. Otherwise, there is a chance only to aggravate the complications and make it worse.

Video

conclusions

Eye drops Nevanak is an excellent tool for the postoperative period.Experts note its high efficiency, but note that the drug has a lot of possible complications and side effects. In case of their manifestation, it is necessary to replace the original preparation with an analog. It is important to comply with the specific application of the drug in question and remember the doses to avoid allergic reactions. Due to its wide composition, this product has not only a high efficiency, but also a fast action of the active component.