医薬品リファレンス
Vitamin a
Vitamin a is a medicine in the class gastrointestinal tract. It is used for vitamin a deficiency.
- 薬効分類: Gastrointestinal Tract
- 効能・効果: vitamin a deficiency
最終更新日
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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
- ゲル剤, カプセル剤, 錠剤, 注射剤
- 一般的な規格
- 000 iu, 1%, 10 g
- 既知の相互作用
- 19 (重大: 4 · 中等度: 5 · 軽度: 10)
- 商品名
- 14
- 国・市場
- 3
何に使われるか
作用のしくみ
Vitamin A supplementation plays a role in embryonic development, visual adaptation to darkness, immune function, and maintenance of epithelial cells
成人の通常用量（添付文書の要約）
Upper Intake Levels: >18 years: 3000 mcg/day RAE (10,000 U), Pregnancy: 3000 mcg/day RAE (10,000 U), Lactation: 3000 mcg/day RAE (10,000 U)
妊娠と授乳
- 妊娠
- Unsafe Normal intake (about 770 mcg, 2,600 IU daily) is needed. High doses are teratogenic, like isotretinoin: avoid supplements above 3,000 mcg (10,000 IU) daily and liver products. US injection label: amounts above the dietary allowance are contraindicated in pregnancy.
- 授乳
- Safe Vitamin A is a normal part of milk; mothers need more (1,300 mcg daily). LactMed: single doses up to 400,000 IU or daily doses up to 5,000 IU are not expected to harm the infant; avoid daily doses above 10,000 IU.
報告されている副作用
- Facial dermatitis
- Stratum corneum fragility
- Conjunctivities
- Sticky skin
- Granuloma-like lesions in acne
- Dry mucus
注意が必要な方
- Efficacy of large systemic doses of 100,000 to 300,000 units/day vitamin A for the treatment of acne not established
- Caution in renal impairment (toxicity reported)
- ED: Store at temperature between (2-8 degrees C). Store at temperature not exceeding 25 degrees C after opening.
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 (19)
- Acitretin + Vitamin a Major
- Etretinate + Vitamin a Major
- Isotretinoin + Vitamin a Major
- Palovarotene + Vitamin a Major
- Bexarotene + Vitamin a Moderate
- Minocycline + Vitamin a Moderate
- Mipomersen + Vitamin a Moderate
- Pexidartinib + Vitamin a Moderate
- Pretomanid + Vitamin a Moderate
- Beta carotene + Vitamin a 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 a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
- Patient counselling points
- Food interactions
WebでPro+を7日間無料でお試し。カード登録不要。
同じ分類のほかの薬剤
よくある質問
What is Vitamin a used for?
Vitamin a is a medicine in the class gastrointestinal tract. It is used for Vitamin a deficiency, Xerophthalmia.
What side effects have been reported with Vitamin a?
Facial dermatitis, Stratum corneum fragility, Conjunctivities, Sticky skin, Granuloma-like lesions in acne, Dry mucus.
Can Vitamin a be taken in pregnancy or while breastfeeding?
Pregnancy: Unsafe. Normal intake (about 770 mcg, 2,600 IU daily) is needed. High doses are teratogenic, like isotretinoin: avoid supplements above 3,000 mcg (10,000 IU) daily and liver products. US injection label: amounts above the dietary allowance are contraindicated in pregnancy. Breastfeeding: Safe. Vitamin A is a normal part of milk; mothers need more (1,300 mcg daily). LactMed: single doses up to 400,000 IU or daily doses up to 5,000 IU are not expected to harm the infant; avoid daily doses above 10,000 IU.
What does Vitamin a interact with?
MediHelp lists 19 known interactions for Vitamin a. Major: 4 · Moderate: 5 · Minor: 10. The most serious include Acitretin, Etretinate, Isotretinoin.
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。
