About retinol
Vitamin A (retinoid)
Used for
- Treats vitamin A deficiency; not for routine supplementation without a deficiency.
Usual adult dose
For deficiency, doses vary by cause and severity; clinician-directed treatment is required.
Usual dose in children
For deficiency, doses depend on age and cause; clinician-directed treatment is required.
Common side effects
- Nausea or vomiting
- Headache or dizziness
- Dry, peeling skin
- Blurred vision
Important warnings
- Excess vitamin A can cause serious toxicity, including liver damage and birth defects.
- Avoid combining with other vitamin A supplements or retinoid medicines unless prescribed.
- Long-term or excessive use may raise pressure inside the skull.
- Seek urgent help after a large accidental dose.
Pregnancy
High doses can harm an unborn baby. Use only when prescribed and specifically monitored during pregnancy.
Breastfeeding
Vitamin A passes into breast milk; high doses may be harmful. Use only under medical supervision.
Interactions
- Retinoid medicines, such as isotretinoin, increase toxicity risk.
- Orlistat and mineral oil can reduce absorption.
- Warfarin may increase bleeding risk when taken with vitamin A.
- Some antibiotics, including tetracyclines, may increase pressure inside the skull.
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 It may be incomplete or out of date.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.