For the autumn-winter period 2020-2021 year, which is the peak for flu and other acute respiratory viral infections have compiled a list of recommended to use serum. The list includes drugs which are effective against strains of influenza expected in 2020-2021 year. In this list there is a drug “influvak”, proved its effectiveness during several previous seasons.
To acquire this tool you can own pharmacies, or in clinics, but you must first consult a family physician or local therapist. No harm will own more familiar with this drug.
The vaccine was developed by pharmacologists in the Netherlands in the first half of the 80-ies of the last century. Consumers presented pharmacological Abbott Biologicals BV. On the market of the FSU, she received over 35 years ago and has been used successfully as a preventive measure is immunization against influenza, showing activity against the most common and dangerous strains.
The spread of the influenza vaccine contributes to the affordable price category along with the high quality of the drug that ensures that no negative outcomes for the organism and allows its use for all age groups of people. The cost of the serum from the flu, “influvak” at the moment is in the range of 220-320 RUB, but because the shelf life is 12 months from the date of issue, then buy it for immunization during the period 2020-2021 year is still not recommended. It is undesirable to use the drug with a shelf life that will soon end.
Affordable price and optimum quality makes the vaccine “influvak” the most used alternative to free funds for mass immunization, because it is accessible to a wide range of consumers.
Composition and ingredients
Because the vaccine is a three-component, the main active ingredients are antigens three influenza strains from categories A and B. the Public these strains are known under the names California, Brisbane and Hong Kong flu, which pose a particular threat ability to cause severe complications.
The main components may slightly change from season to season. This occurs if the expected strains different from last year. This point also should be considered when buying the tools of immunization.
The main active ingredients of the vaccine “influvak” are surface-active antigens, ensure the effectiveness of the drug. Besides them there are other ingredients needed to preserve the vaccine in a working condition prior to introduction into the body and for a better perception and formation of the response of the immune system. The percentage in the composition of most of the sodium chloride, which is a physiological solution, is easily perceived by the body.
Among the excipients present the following:
- Polysorbate 80;
They are necessary as preservatives and preserving the current structure of substances. But these vaccine components most often cause allergic reactions in people who are prone to allergies.
A three-component preparation of influenza is a complex pharmacological agent, which must comply with the requirements stated in the description.
For sale “influvak” presented in the form of disposable syringes. Each of them placed in individual sealed packaging. The capacity of each syringe is a 0.5 cm 3 . Buy should only a vaccine in a cardboard box with obligatory indication of the period of manufacture.
Inside the syringe is a clear, colorless liquid. The main action provides the substances causing direct chain of the antigen-antibody produced by the immune system in response to the introduction of serum.
In most cases, following immunization even after contact with sick influenza infections docked at the initial stages. In extreme cases the disease goes beyond the short term and in a very mild form.
After vaccination, the “Influvak” may experience side effects. Most often, they appear thus:
- a slight rise in temperature;
- hyperthermia at the injection of the serum;
- muscle pain;
- severe sweating (especially at night);
- pain in the injection site.
All such manifestations develop only in rare cases and should be held for 3-4 days without medical help. If symptoms after vaccination are heavy, you should seek help from a doctor.
Inside the cardboard packaging must be manual with a detailed description of the drug “influvak” and recommendations for its use. It indicates that a vaccine used as a preventive tool for prevention of influenza (in season 2020-2021 year immunization is desirable for the period of September-October 2020 to develop a strong immunity before the season SARS).
Vaccination drug “influvak” in 2020-2021 year shows people of all ages except infants under 6 months of age.
Children aged 6 months to 3 years means prescribed in a lower dose – 0.25 cm 3 . The introduction of this quantity is carried out for two times in the fall with the save interval in the month, so if this age group for immunization can begin in late August. In the same way to instill in children of preschool age and immunocompromised patients, applying the appropriate dosage.
For other types of suitable one-time introduction of a full dose (0.5 cm 3 ) in a specified time 2020 that will ensure a stable immunity to the flu for the 2020-2021 year.
Serum “influvak” has been used successfully for pregnant women and breastfeeding mothers. No harmful effects on the fetus or on the baby when ingested components through the placenta and mother’s milk is not established.
Contraindications to the use are:
- allergic to any of the ingredients;
- a sharp reaction occurred after the previous immunization;
- acute illness or chronic disease during relapse;
- high temperature for no apparent reason;
- 1-3 month of pregnancy.
Method of administration
Prior to injection, the injection site necessarily processed disinfecting with antiseptic solution. For the injection choose areas with minimal subcutaneous fat. In children it is the middle third of the thigh (quadriceps muscle) in adults – the shoulder (deltoid muscle). It is also permissible subcutaneous administration.
Introduction “Influvak” in the buttock is not recommended.
Special attention should be paid to the fact that the intravenous injection of this substance is strictly prohibited.
Restrictions health after vaccination no. When you buy the drug at the pharmacy it should be remembered that before the introduction, it should be stored in a dark place at 2-8°C. failure to comply With these requirements the active ingredients are no longer effective, even if the expiration date has not expired.
Avoid the use of expired flu vaccine “influvak” in season 2020-2021 year, it is recommended to use only the one that released not earlier than January 1, 2020.