Doctor insights on:
Antihistamine Action Of Vitamin C
Is antihistamines first generation effective drug for common cold and does vitamin c important during common cold?
Probably not: Antihistamines are effective for sneezing and runny nose due to allergies, by blocking histamine receptors, . but can over dry nasal passages during colds. Atrovent nasal spray helps runny nose and decongestants (use Short term only) help congestion. Vitamin C may help prevent colds, but not as effective once you have one. Rest, fluids, chicken soup, zinc, humidifier, and netipot help. ...Read more
Can vitamin C replaces antihistamines in perenial allergic rhinitis? I am taking 1000 mg daily from 2yrs. There is less nasal discharge but sneezing.
Am I able to take a Multi-vitamin that contains Iodine when I am allergic to shrimp? I had to be on an antihistamine while prepping for a CT scan.
The shellfish: Allergy leading to an increased risk of iodinated contrast allergic reaction is a myth that, unfortunately, is difficult to eradicate. There is nothing special about a shellfish allergy, if you have multiple allergies you are at some increased risk of a contrast reaction whether or not one of the allergies is shellfish. Also, no one can be allergic to molecular iodine. You can take the vitamin. ...Read more
My wife is constantly coughing and the medication she is on isn't working. It's a wet cough but the last doctor did not prescribe anti biotics. What must we do next. She is on a Multi vitamin, nose spray and antihistamine?
Vitamin C will help if you are deficient due to not getting daily requirement through your food. Since there are sommany sources of vitamin d including citrus food. Apples, strawberries, Acerola Cherries, papayas, black current, kiwi, and others,
Some people believe it helps with cold but according to studies you have to take several thousand mgm of this vitamin for that purpose. ...Read more
Vitamin C is: Generally good for you. If you take too much you may get the runs. Daily maintenance dose would be one 1K tab in the a.m. and one 1K tab in the p.m. It only lasts in your body for about 12 hours so whatever you take needs to be in divided doses. If you have a cold or it's cold season it can be doubled. Beyond that, please see a nutritionist or integrative doc. Peace and good health. ...Read more
Vit c: Vit c is a water soluble vitamin and our body does not manufacture it so the supply we get is via food resources and the level can fluctuate a lot and is labile. Some patients who have malabsorption syndromes or gastric bypass or who travel a lot (like pirates) can develop a deficiency as well. It can lead to anemia and bruising/bleeding problems and affect wound healing and lead to psychosis etc. ...Read more
No such thing unless: In general vitamin c is extremely safe and non-toxic and you can not overdose, in the sense of taking a quantity that would damage your health. There is a limit to how much you can absorb, and when this amount is exceeded you won't absorb any more and it will act as a laxative.The exception is people who have a hereditary g6pd deficiency, in which high doses of IV vit c can cause hemolytic anemia. ...Read more
Yes: Anything in excess can kill. The difference between a poison and a medicine is the dose. Even water in excess can kill. Vitamin c is extremely safe so you would have to takes gobs of it to do harm but I would not recommend taking more than one gram (1000 mg) of vitamin c per day because the risk for developing kidney stones starts to increase at this dose. Hope this helps. ...Read more
NO- good idea!: The vitamin c foundation recommends adults take 1000 mg of vit c 3x/day. Nobel prize winner linus pauling advised 6-18, 000 mg/day. Noted expert thomas levy md advises 6-12, 000 mg/day. I personally take 1-2, 000 mg 2x/day. There is no evidence that 3-6, 000 mg is dangerous. It is my belief that such doses protect against heart disease, cancer and many other chronic diseases. ...Read more
500-1000mg per day: The old recommended daily allowance for vitamin c was 100 mg. We do get ample vitamin c normally in our diet. New guidelines are suggesting 500-1000mg per day. (does not have to be in separate "servings". Excessive dosages for long periods could cause kidney stones. Most excess vitamin c passes in your urine. ...Read more
No: But won't help tooGet a more detailed answer ›
No: Most people reach their maximum height in their late teens. Without nutritional problems or chronic childhood illnesses, height in the U.S. is largely based on genetics and parental heights. Aside from eating right, exercising, sleeping well, and being happy, there's not much anyone can do to increase height. Extra vitamins don't increase height in normal American kids. ...Read more
Yes: 500mg a day of vitamin c is fine. The RDA on vitamin bottles is just the amount you need to avoid scurvy or other diseases. I wouldn't go any higher than 500 though. More importantly is why are you doing this? ANy issue? Trying to avoid something or prevent something for your children? ...Read more
VitaminC NotCalcium: Vitamin c is not calcium.Vitamin c is ascorbic acid and is an essential vitamin deficiency of which can cause Scurvy. Calcium is an essential mineral needed in our body for skeleton and teeth and other function in blood clotting, muscle contraction and nerve function ...Read more