Overview
It can cause dizziness and, with long use, blue-gray skin discoloration.
What it's used for
- Acne
- Some skin infections, including MRSA
- Other bacterial infections
How to take it
- Take it with a full glass of water, with or without food.
- Separate it from dairy, antacids, iron, and calcium by 2 to 3 hours.
Your dose depends on your health and other medicines. Always follow your prescription label, and ask your pharmacist if anything is unclear.
Side effects
Common side effects
- Dizziness
- Nausea
- Sun sensitivity
- Blue-gray skin or gum color (long use)
Warnings
- Not for children under 8 (tooth discoloration).
- Don't drive until you know how dizziness affects you.
Other medicines, foods, and alcohol
- Isotretinoin raises the risk of high brain pressure.
- Dairy, antacids, iron, and calcium block absorption.
- It can raise the effect of warfarin.
Tell your provider and pharmacist about every medicine, vitamin, and supplement you take.
Pregnancy and breastfeeding
Not used in pregnancy.
Missed doses, overdose, and storage
If you miss a dose
Take it as soon as you remember. If it's almost time for the next dose, skip the missed one. Don't double up, and still finish the full course.
If someone takes too much
Call Poison Control at 1-800-222-1222 or get help online at poison.org. Call 911 if the person collapses, has a seizure, has trouble breathing, or can't be woken.
Storing it
Store at room temperature, away from heat and moisture (not in the bathroom), and out of reach of children and pets.
Conditions it's used for
Sources
- DailyMed: FDA drug label for Minocycline (U.S. National Library of Medicine)
- MedlinePlus: Drugs, herbs, and supplements
- FDA: Drugs@FDA
Last updated 2026-11-13.