Many people wonder what it is - quercetin? This substance belongs to the group of vitamins P and is considered an aglycon of flavonoid plant glycosides, including rutin. This material will focus on this substance and a drug based on it.
So what is quercetin?
Vitamin P in its natural form is a plant flavonoid. According to experts, it has useful properties due to its special molecular structure. This is a powerful antioxidant that helps to successfully eliminate free radicals that damage cell membranes and DNA, and also cause cell death. Quercetin contributes to longevity, maintaining the body in good shape, endurance, and strong immunity. According to experts, vitamin P is one of the most beneficial substances for the human body. But the most important advantage is that it contains the most common products. We will figure out which products contain quercetin.
In vegetables, green and black tea, fruits, buckwheat, onions, legumes, lingonberries, raspberries, leafy green vegetables, apples, cranberries, nuts, olive oil, tomatoes, blueberries, red wine.
What effect does the body have?
Flavonoids, including quercetin, act on the principle of antioxidants, that is, they have a depressing effect on the oxidative processes that occur during aging. In addition, the substance has an antihistamine effect and is used as a means to relieve manifestations of food allergies, as well as asthma and skin rashes. The substance helps to release histamine from immune cells and stabilize it, which relieves allergic symptoms (eliminates coughing, lacrimation, runny nose, hives, swelling). Quercetin reduces oxidative reactions, which positively affects the cardiovascular system. People who use foods containing flavonoids are much less likely to suffer from cardiac abnormalities, including in old age.
The impossibility of free blood flow in the vessels is the main factor that causes heart attacks and strokes. Therefore, eating flavonoids is a good prevention of such diseases. Quercetin lowers the amount of "bad" cholesterol, which allows you to control blood pressure. In addition, this substance helps to reduce pain in arthritis, prostatitis and urinary tract infections. According to the results of some studies, experts concluded that vitamin P is able to reduce the risk of cancer cells.
It was found that flavonoids have a detrimental effect on malignant neoplasms. However, this fact is confirmed only by experiments on laboratory animals. In this regard, it can be recommended to include as much fruits and vegetables as possible for prevention in your diet. If it is impossible to receive a sufficient amount of a substance in a natural way, if any pathologies occur, the doctor may prescribe medications that contain this substance. The quercetin medicine also belongs to such preparations. What it is?
Pharmacology
The drug has capillary-stabilizing, radioprotective, regenerative and cardioprotective effects. In addition, there is an active antioxidant, pro-osteoclastic, antispasmodic, anti-inflammatory, anti-sclerotic and diuretic effect. In pharmaceutical production, “Quercetin" is obtained by hydrolysis of rutin, isolated from buckwheat or Japanese Sophora. Often this drug is used in the diet of bodybuilders, as it significantly improves performance, makes it possible to recover faster after training. This confirms the instruction “Quercetin”.
Composition and form of release
The drug is produced in the form of tablets, capsules or granules, as well as in the form of a powder for dilution of the solution. The active substance is quercetin, in addition to it, the drug contains auxiliary components: glucose monohydrate, apple pectin, sugar.
Drug properties
According to the instructions for use, Quercetin reduces capillary permeability due to its stabilizing properties. The tool exhibits a membrane stabilizing and antioxidant effect on blood vessels. The main active ingredient prevents the hypooxygenase metabolism of arachidonic acid, which leads to the suppression of serotonin, leukotrienes, as well as other pathogens of inflammatory processes. Actually, it is this process that determines the anti-inflammatory effect of the drug.
The regenerative properties of the drug contribute to the accelerated healing of erosion and wounds. “Quercetin” potentiates bone remodeling and has a pronounced immunomodulatory effect. The cardioprotective effect of the drug is due to an increase in the energy balance of cardiomyocytes due to improved blood circulation and antioxidant effects. In addition, the drug helps to normalize blood pressure, release insulin, inhibits the synthesis of thromboxane and increases platelet aggregation. Absorption occurs in the small intestine.
Indications for use of "Quercetin"
The drug is recommended for use in patients over 12 years old in conditions associated with the prevention and treatment of purulent inflammatory diseases, radiation injuries, erosions and ulcers of the oral mucosa, periodontal disease. Indication for the use of the drug is the complex treatment of the following diseases: vertebral, pain and menopausal syndromes, neuroreflex manifestations of osteochondrosis of the spine, neurocirculatory dystonia, chronic glomerulonephritis. In addition, the drug is considered an effective tool in the treatment of diseases of the epigastric organs, as a prophylaxis of ulcerative-erosive conditions that can be triggered by the use of NSAIDs. Reception of “Quercetin” is indicated for the following diseases: neurocirculatory dystonia, functional angina pectoris of the II-III stage, coronary heart disease, bronchial asthma, chronic fatigue syndrome, chronic prostatitis, gout, cataract.
Dosage and administration
The drug "Quercetin" is prescribed by a doctor. General recommendations are as follows: 1 g 2 to 5 times a day. The duration of treatment and the dose are adjusted by the doctor in accordance with the severity of the disease. The maximum therapeutic course is up to 6 weeks. Adolescents with a history of neurocirculatory dystonia are prescribed 2 g twice a day for a month.
The instruction permits the use of the drug topically and internally.
In case of local use, two grams of granules are dissolved in 10 ml of water until a uniform, dense mass is formed, and when taken orally, one gram of granules must be dissolved in 100 ml of water.
In case of erosive-ulcerative lesions of the oral mucosa or periodontal disease, it is recommended to make one local application with the drug every day, which is applied first to a sterile cloth.
In the complex treatment of purulent-inflammatory lesions of soft tissues, the drug is prescribed topically and orally at the indicated dosage: two gel applications per day, one gram of granules twice a day inside.
In order to prevent and cure local manifestations of radiation sickness, local and internal use of the drug is recommended. Applications are made in damaged areas up to three times a day. Take one gram of granules orally up to four times. Persons who live in radiation-contaminated areas are prescribed one gram of granules twice a day.
If it is necessary to cure ischemic disease, chronic glomerulonephritis, neuroreflex symptoms of vertebral osteochondrosis, as well as to prevent ulceration with anti-inflammatory non-steroid medications, one gram of granules is taken orally 3 times a day.
In the treatment of neurocirculatory dystonia, two grams of granules are prescribed orally 2 times a day for a month. With the complex treatment of vertebralgia or menopause, one gram of granules is prescribed 3 times a day.
Contraindications
Quercetin tablets are prohibited for use in case of individual intolerance to the components of the drug, children under 12 years of age, bearing a child and breastfeeding.
Side effects
Allergic manifestations, expressed as skin rash and itching, are possible as adverse reactions. In this case, the drug should be discontinued and seek advice from a medical institution.
Drug interaction
When taken together, ascorbic acid enhances the action of Quercetin. What is it, we explained. This drug significantly enhances the anti-inflammatory effect of non-steroidal drugs.
Storage conditions and shelf life
The medicine is stored in a dry, dark place inaccessible to children. It must be used within two years from the date of release.
It should be recalled that Quercetin is more a nutritional supplement, therefore you cannot deprive yourself of medical care, this remedy can and should be used only in combination with medications prescribed by your doctor.
Reviews of "Quercetin"
Judging by the reviews, the drug is very effective. Well tolerated, rarely causes adverse reactions. If the dosage is observed, then the allergy will also not manifest itself. Of course, if there is no individual intolerance.