Vitamin C tablets are taken orally, for vitamin C supplementation, adults 50-100 mg a day; for the treatment of vitamin C deficiency, adults 100-200 mg once a day, 3 times a day, children 100-300 mg a day, at least 2 weeks of service; in addition, some health care vitamin C tablets (to Yangshengtang Natural Vitamin C chewable tablets as an example) is recommended to be divided into two times to take. Take 1 tablet each after breakfast and lunch, because vitamin C is a water-soluble vitamin that needs to be repeated at intervals of 3-4 hours.
Vitamin C tablets can be used for the prevention of scurvy, can also be used for a variety of acute and chronic infectious diseases and purpura and other adjuvant therapy, but also to maintain the normal connective tissue; with antioxidant properties, can protect the body from free radicals, enhance immunity, improve resistance, prevention of colds and other diseases.
The pharmacological effects of vitamin C tablets are: the drug is involved in the formation of antibodies and collagen in the body, tissue repair (including certain redox effects), the metabolism of phenylalanine, tyrosine, folic acid, iron, carbohydrate utilization, fat, protein synthesis, as well as the maintenance of immune function, hydroxylation of 5-hydroxytryptophan, to maintain the integrity of blood vessels, and to promote the absorption of non-heme iron.
Expanded Information
Taking Contraindications
● According to the size of the rate of absorption, vitamin C more effective intake, to three times a day, immediately after a meal intake is preferred, but also so that you can also prevent the side effects of high doses of vitamin C. However, it should be noted that patients suffering from peptic ulcers are advised to use it with caution, so as not to irritate the ulcer surface, leading to deterioration of the ulcer, bleeding or perforation.
● People with poor kidney function should not take more vitamin C. If you take vitamin C in excessive doses for a long period of time, it may cause excessive stomach acid, gastric reflux, and even lead to urinary stones. In particular, people with kidney deficiency should take less vitamin C.
●Take a large amount of vitamin C can not be suddenly stopped, if the sudden stopping of the drug will cause the drug withdrawal reaction, so that the symptoms of aggravation or relapse, you should gradually reduce the amount of until the complete cessation of the drug.
●Vitamin C should not be combined with isoniazid, aminophylline, streptomycin, penicillin and sulfonamides; otherwise, it will reduce the efficacy of the above drugs due to the acidic environment or ineffective.
●Vitamin C has a destructive effect on vitamin A. It is especially important after a large amount of vitamin C is taken. Especially after taking a large amount of vitamin C, it will promote the excretion of vitamin A and folic acid in the body.
● Vitamin C combined with aspirin enteric-coated tablets will accelerate its excretion and reduce its efficacy.
●Don't take ginseng while taking vitamin C.
●Combining vitamin C with folic acid also diminishes the effects of each. If they must be used to treat anemia, they can be used intermittently, not at the same time.
●Taking medication without a doctor's permission can cause loss of vitamin C. If you take medication without a doctor's permission, it can harm your health and cause loss of vitamin C in your body.
●Vitamin C tablets should be stored in a cool place away from light to prevent deterioration and failure.
●Vitamin C should not be taken in large quantities with shrimp, crabs and other crustacean seafood, as it can produce arsenic trioxide (arsenic), which can lead to poisoning. (This article for the Internet rumors, its "a lot" means that you need to take about 50 pounds of vitamin C-rich fruits and about 200 pounds of seafood within 24 hours)
●Take vitamin C avoid eating animal liver. Vitamin C is easy to oxidize, such as copper ions, can accelerate the rate of oxidation, animal liver is very high in copper, such as in the consumption of vitamin C during the consumption of animal liver, vitamin C will rapidly oxidize and lose biological function.
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