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Viru Merz Serol: instructions for use

The drug Viru Merz Serol is a drug for external use with antiviral effect.

Release form and composition of the drug

The drug is available in the form of 1% gel for application to the affected skin. The gel is odorless, transparent, packed in an aluminum tube of 5 g in a cardboard box.

The main active ingredient of the drug is tromantadine hydrochloride, the gel also includes a number of auxiliary components: purified water, lactose, hydroxyethyl cellulose, 70% sorbitol solution.

Pharmacological properties of the drug

Viru-Mertz Serol is an external drug that has a pronounced antiviral effect against herpes simplex viruses type 1 and 2 and Varcelle zoster. When applied to the skin prevents the penetration of viruses into the cell. The great advantage of this drug is the fact that viruses do not develop resistance to the active ingredients of the gel. Patients who used Viru-Mertz Serol gel, noted that after a single application to the skin, such unpleasant symptoms of herpes infection as itching, burning and pain quickly disappeared. The use of this drug helps to reduce the duration of the course of a viral disease, in addition, during gel therapy, patients reported an increase in the remission period of herpes infection. When applied to the skin, there is a minimal absorption of the active components of the gel in the general bloodstream, which significantly reduces the risk of side effects or overdose of the drug.

Indications for use of the drug

Viru Merz Serol Gel is prescribed to patients for the treatment and prevention of the following conditions:

  • Inflammatory processes of the skin caused by the activity of the herpes virus 1 and 2 types (herpetic rashes on the upper lip, under the nose);
  • Genital herpes;
  • Diseases of the skin caused by the virus Varicella zoster.

Contraindications to use

This drug is prohibited for use in patients with the following conditions:

  • Individual intolerance to the components of the drug;
  • Serious allergic reactions to the components of the gel in the past;
  • Lactase deficiency.

Dosage and administration

Viru Merz Gel is for external use only. The gel should be applied in a thin layer on the affected areas, gently massaging, 3-4 times a day. Wash hands thoroughly with soap and water before applying the gel.

The duration of drug therapy according to the instructions is not more than 5-7 days. In the absence of the expected therapeutic effect, the patient should consult a doctor in order to correct the therapy or to clarify the correctness of the diagnosis.

In case of genital herpes, local use of Viru-Mertz Serol gel alone is not enough, therapy in this case is carried out in combination with oral medications based on acyclovir.

Use of the drug during pregnancy and lactation

Viru Merz gel has not been tested to confirm its safe effect on the fetus and during pregnancy in women. Use of this drug during pregnancy is possible only in the case when the expected benefit for the future mother will be much higher than the potential risk to the fetus. Gel treatment is carried out strictly under the supervision of a physician.

Use of the drug during breastfeeding is possible according to indications with the permission of the doctor.

Side effects

Viru-Mertz is well tolerated by patients, but with individual hypersensitivity, the following side effects may develop:

  • Unpleasant burning sensation after applying the gel;
  • Itching of the skin in places of application;
  • Hyperemia and rash around the site of application of the drug;
  • Allergic reactions, contact dermatitis.

Drug overdose

Due to the minimal absorption of the active ingredients of the gel into the systemic circulation, the development of an overdose of the drug is not described in medicine. With prolonged uncontrolled use of the drug in patients may develop contact dermatitis.

Interaction with other drugs

With simultaneous use of the Viru-Mertz gel with acyclovir-based tablets, there is an increase in the therapeutic effect of the drug.

The interaction of this drug with other gels and ointments for external use with antiviral effect in medicine is not described.

special instructions

To achieve the maximum therapeutic effect of using Viru-Mertz Serol gel, the drug should be applied to the skin at the earliest stages of viral disease development, even before the first clinical signs appear, for example, when itching and itching begins, typical for herpes infection.

When treating genital herpes as part of complex therapy, it is important to remember that both sex partners need to use the medicine, otherwise the infection will be transmitted to each other. During the treatment period, partners must refrain from sexual relations.

The gel is not applied to the mucous membranes of the mouth and eyes.


In pharmacies, you can find a number of drugs that, by their therapeutic effect, are similar to Viru-Mertz Serol gel. These drugs include:

  • Herpevir ointment;
  • Acyclovir ointment;
  • Zovirax Ointment;
  • Tromantadine.

Conditions of release and storage of the drug

Viru Merz Serol Gel is released in pharmacies without a prescription. The drug should be stored at a temperature not exceeding 20 degrees, avoiding direct sunlight on the tube. The shelf life of the gel is 2 years from the date of manufacture. After opening the tube, the drug is stored for no more than six months, after which it must be discarded. Keep away from children.

Viru Merz serol price

The average cost of Viru Merz Serol Gel in Moscow pharmacies is 300-310 rubles.

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