About multivitami ns
Multivitamin supplement
Used for
- Prevention of vitamin deficiencies
- Supplementation when dietary vitamin intake is inadequate
Usual adult dose
Dose varies by ingredients and formulation; follow the product label.
Usual dose in children
Age-specific doses vary by formulation; follow the children's directions on the label.
Common side effects
- Nausea or stomach upset
- Diarrhea
- Constipation, particularly if iron is included
- Rare allergic reactions
Important warnings
- Excessive doses of some vitamins can be harmful.
- Avoid combining supplements containing the same vitamins.
- Accidental iron overdose can be fatal in children.
- Check ingredients; formulations may also contain minerals.
Pregnancy
Vitamin requirements change during pregnancy. Suitability depends on ingredients; excessive preformed vitamin A can cause birth defects.
Breastfeeding
Generally compatible at recommended nutritional doses; suitability depends on the ingredients.
Interactions
- Vitamin K, if included, can reduce warfarin's effect.
- Iron or calcium can reduce levothyroxine absorption.
- Minerals can reduce absorption of certain antibiotics.
- Vitamin A supplements increase toxicity risk with retinoid medicines.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.