医薬品リファレンス
Vitamin c
Vitamin c is a medicine in the class gastrointestinal tract. It is used for nutritional supplement.
- 薬効分類: Gastrointestinal Tract
- 効能・効果: nutritional supplement
最終更新日 出典: US FDA label
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このページの臨床コンテンツは英語でのみ提供されています。
要点
- 薬効分類
- Gastrointestinal Tract
- 一般的な剤形
- 錠剤, カプセル剤, 点滴剤, 分包, 溶液, 注射剤
- 一般的な規格
- 500 mg, 1000 mg, 1 g
- 既知の相互作用
- 15 (重大: 1 · 中等度: 2 · 軽度: 12)
- 商品名
- 48
- 国・市場
- 3
何に使われるか
作用のしくみ
Necessary for collagen formation and tissue repair; plays a role in oxidation/reduction reactions as well as other metabolic pathways including synthesis of catecholamines, carnitine, and steroids; also plays a role in conversion of folic acid to folinic acid
成人の通常用量（添付文書の要約）
RDA: Males: 90 mg/day, Females: 75 mg/day, Pregnant: 85 mg/day; not to exceed 2000 mg/day (80 mg if <18 years; not to exceed 1800 mg/day)
妊娠と授乳
- 妊娠
- Safe Vitamin C is a normal nutrient and needs rise in pregnancy (about 85 mg daily). Dietary and usual supplement doses are safe. High-dose supplements have shown no benefit (vitamin C and E trials did not prevent pre-eclampsia); avoid megadoses above 2 g daily.
- 授乳
- Safe A normal component of milk; recommended intake while breastfeeding is 120 mg daily. LactMed: doses up to 1,000 mg daily raise milk levels, but not to a level of concern, and are not a reason to stop breastfeeding.
報告されている副作用
- Headache
- Flank pain
- Faintness
注意が必要な方
- Hemolysis has been reported with ascorbic acid in patients with glucose-6-phosphate dehydrogenase deficiency
妊娠中または授乳中であること、腎臓や肝臓の病気、アレルギー、ほかに使用しているすべての薬やサプリメントについて、薬剤師または医師にお伝えください。
主な相互作用 (15)
- Deferoxamine + Vitamin c Major
- Aluminum hydroxide + Vitamin c Moderate
- Dextroamphetamine transdermal + Vitamin c Moderate
- Aspirin + Vitamin c Minor
- Aspirin / citric acid / sodium bicarbonate + Vitamin c Minor
- Aspirin rectal + Vitamin c Minor
- Butabarbital + Vitamin c Minor
- Butalbital + Vitamin c Minor
- Choline magnesium trisalicylate + Vitamin c Minor
- Conjugated estrogens + Vitamin c Minor
Pro+会員向け
ページ全体を見る
アカウントを作成してPro+トライアルを始めると、Vitamin cの完全なモノグラフ（用量、妊娠・授乳、副作用、警告、すべての相互作用）を表示できます。
- Dosing by age, kidney and liver function, and further dose lines
- Paediatric dosing
- How to give it
- Patient counselling points
- Food interactions
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同じ分類のほかの薬剤
よくある質問
What is Vitamin c used for?
Vitamin c is a medicine in the class gastrointestinal tract. It is used for Nutritional supplement, Scurvy, Urinary acidification.
What side effects have been reported with Vitamin c?
Headache, Flank pain, Faintness.
Can Vitamin c be taken in pregnancy or while breastfeeding?
Pregnancy: Safe. Vitamin C is a normal nutrient and needs rise in pregnancy (about 85 mg daily). Dietary and usual supplement doses are safe. High-dose supplements have shown no benefit (vitamin C and E trials did not prevent pre-eclampsia); avoid megadoses above 2 g daily. Breastfeeding: Safe. A normal component of milk; recommended intake while breastfeeding is 120 mg daily. LactMed: doses up to 1,000 mg daily raise milk levels, but not to a level of concern, and are not a reason to stop breastfeeding.
What does Vitamin c interact with?
MediHelp lists 15 known interactions for Vitamin c. Major: 1 · Moderate: 2 · Minor: 12. The most serious include Deferoxamine, Aluminum hydroxide, Dextroamphetamine transdermal.
完全なモノグラフ、用量、相互作用チェッカーはMediHelpアプリで
MediHelpアプリで、完全なリファレンスを開き、複数薬剤の相互作用をチェックし、用量ツールを利用できます。
