Riferimento farmaci
Vitamin B12
Vitamin B12 is a medicine in the class gastrointestinal tract. It is used for b12 deficiency.
- Classe del farmaco: Gastrointestinal Tract
- Indicato per: b12 deficiency
Ultimo aggiornamento
Per operatori sanitari — solo a scopo di riferimento. Questa pagina è una sintesi breve, non è un parere medico e non sostituisce il RCP ufficiale né il giudizio clinico. Verificare sempre prima di prescrivere o dispensare.
Il contenuto clinico di questa pagina è disponibile solo in inglese.
In breve
- Classe del farmaco
- Gastrointestinal Tract
- Forme farmaceutiche comuni
- compressa, capsula
- Dosaggi comuni
- 500 mcg, 1 mg, 1 mg/ml
- Interazioni note
- 25 (Moderata: 4 · Minore: 21)
- Nomi commerciali
- 14
- Paesi e mercati
- 2
Per cosa si usa
Come agisce
Coenzyme; metabolic functions include protein synthesis and carbohydrate metabolism, Plays role in cell replication and hematopoiesis
Dose abituale nell'adulto (sintesi del foglio illustrativo)
Nutritional Supplementation: >19 years: 2.4 mcg Pregnant women: 2.6 mcg Breastfeeding women: 2.8 mcg Dietary supplement: 50-6,000 mcg/day
Gravidanza e allattamento
- Gravidanza
- Safe Vitamin B12 needs rise in pregnancy; recommended and treatment doses are not expected to cause birth defects or harm. Treat deficiency, which can affect the fetus.
- Allattamento
- Safe Vitamin B12 is a normal part of milk; supplement and treatment doses do not expose the infant to excess. Mothers on vegan diets or with deficiency should take it, as deficiency can cause anaemia, poor growth and delayed development in the infant.
Effetti indesiderati segnalati
- Headache
- Nasopharyngitis
- Dizziness
- Arthralgia
Chi deve prestare attenzione
- IM and SC route used to treat pernicious anemia; oral and intranasal not indicated until hematologic remission and no signs of nervous system involvement
- Parenteral product may contain aluminum; toxic aluminum concentrations may occur with renal dysfunction, high doses, or prolonged use
- Efficacy of intranasal administration in patients with nasal pathology or concomitant therapy has not been determined; use with caution
Informare il farmacista o il medico di gravidanza o allattamento, malattie renali o epatiche, allergie e di ogni altro farmaco o integratore assunto.
Interazioni principali (25)
- Chloramphenicol + Vitamin B12 Moderate
- Dichlorphenamide + Vitamin B12 Moderate
- Metformin + Vitamin B12 Moderate
- Neomycin po + Vitamin B12 Moderate
- Aspirin + Vitamin B12 Minor
- Aspirin / citric acid / sodium bicarbonate + Vitamin B12 Minor
- Bazedoxifene / conjugated estrogens + Vitamin B12 Minor
- Carbamazepine + Vitamin B12 Minor
- Choline magnesium trisalicylate + Vitamin B12 Minor
- Cimetidine + Vitamin B12 Minor
Per gli utenti Pro+
Sblocca la pagina completa
Crei un account e avvii una prova di Pro+ per aprire la monografia completa di Vitamin B12: dosi, gravidanza e allattamento, effetti indesiderati, avvertenze e tutte le interazioni.
- Dosing by age, kidney and liver function, and further dose lines
- Paediatric dosing
- Patient counselling points
- Food interactions
Provi Pro+ gratis per 14 giorni sul web. Nessuna carta.
Altri farmaci della stessa classe
Letture rapide correlate
Domande frequenti
What is Vitamin B12 used for?
Vitamin B12 is a medicine in the class gastrointestinal tract. It is used for B12 deficiency, Nutritional supplement, Pernicious anemia.
What side effects have been reported with Vitamin B12?
Headache, Nasopharyngitis, Dizziness, Arthralgia.
Can Vitamin B12 be taken in pregnancy or while breastfeeding?
Pregnancy: Safe. Vitamin B12 needs rise in pregnancy; recommended and treatment doses are not expected to cause birth defects or harm. Treat deficiency, which can affect the fetus. Breastfeeding: Safe. Vitamin B12 is a normal part of milk; supplement and treatment doses do not expose the infant to excess. Mothers on vegan diets or with deficiency should take it, as deficiency can cause anaemia, poor growth and delayed development in the infant.
What does Vitamin B12 interact with?
MediHelp lists 25 known interactions for Vitamin B12. Moderate: 4 · Minor: 21. The most serious include Chloramphenicol, Dichlorphenamide, Metformin.
Monografie complete, posologie e verifica delle interazioni nell'app MediHelp
Apra il riferimento completo, verifichi le interazioni tra più farmaci e usi gli strumenti di posologia nell'app MediHelp.
