Valtrex preparation: reviews and applications

An effective antiviral drug is Valtrex. The patients' comments say that the medicine can prevent the appearance of simple herpes. Produced in the form of tablets, active ingredient of which is the substance valaciclovir.

Pharmacological properties and indications for use

The drug is active against the Epstein-Barr viruses, Varicella-Zoster viruses. It allows you to fight with cytomegalovirus, as well as simple herpes. Similar properties are available with the preparations "Vatsireks", "Valaciclovir", "Valchaclovir hydrochloride". The agent is prescribed for lesions of the skin and mucous membranes, resulting from infection with herpes simplex. The medicine is used for herpes zoster and genital herpes. Tablets can prevent recurrence of infections.

Valtrex: application and dosage

Tablets with shingles should be taken for a period of three times a day, one gram each. With a simple form of the disease, twice a day, 500 milligrams of Valtrex are used. The doctors' comments explain that if chronic renal failure is present, the medication can be taken only once every 12 hours, and in severe cases not more than once a day. If a patient is prescribed hemodialysis, then the medicine is prescribed after completing the course of cleansing procedures. Elderly patients are advised to drink more liquid while taking the tablets.

Side effects

The drug "Valtrex" (reviews indicate this) can cause in some cases negative reactions of the body. In patients, there are manifestations of gastralgia, nausea, thrombocytopenia, renal insufficiency. The agent can provoke microangiopathy, dizziness, hemolytic anemia, increased fatigue, worsening appetite, headache. The patients' testimonies indicate the possibility of an overdose. When excessive intake of tablets in the tubules of the kidneys, the active substance precipitates. The patient in this case may need hemodialysis.

Valtrex: price and contraindications

Do not take the medicine in all cases. It is forbidden to take medication for patients who have suffered a bone marrow or kidney transplant. Do not prescribe the drug to people with severe clinical forms of immunodeficiency, with kidney failure and liver failure. Contraindications include hypersensitivity and individual intolerance of components. During the gestation and breastfeeding of the child, you can not use Valtrex tablets. Parents' comments say that the doctor allowed the children to give medicine, but this should be done with extreme caution. Judging by the opinions of specialists, the effectiveness of the medication reduces cimetidine and blockers of tubular secretion. When combined with nephrotoxic drugs, the risk of side effects from the kidneys and the nervous system increases. The cost of tablets is about 1200 rubles.