What happens if I miss a dose (Vesanoid)?
Contact your doctor if you miss a dose of tretinoin.
What happens if I overdose (Vesanoid)?
Seek emergency medical attention if you think you have used too much of this medicine. Overdose symptoms may include headache, dizziness, weakness, facial flushing, stomach pain, or dry, cracked lips.
What should I avoid while using tretinoin (Vesanoid)?
Do not use vitamin A supplements or multivitamins that contain vitamin A while you are taking tretinoin.
Tretinoin can cause side effects that may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be awake and alert.
What other drugs will affect tretinoin (Vesanoid)?
Before taking tretinoin, tell your doctor if you are using any of the following drugs:
- cimetidine (Tagamet);
- cyclosporine (Neoral, Sandimmune, Gengraf);
- troleandomycin (Tao);
- rifampin (Rifadin, Rimactane, Rifater);
- phenobarbital (Luminal);
- fluoxetine (Prozac), fluvoxamine (Luvox);
- steroids (prednisone and others);
- itraconazole (Sporanox), ketoconazole (Nizoral);
- clarithromycin (Biaxin), erythromycin (Erythrocin, Ery-Tab, E.E.S.);
- a tetracycline antibiotic such as minocycline (Dynocin, Minocin, Vectrin), doxycycline (Doryx, Vibramycin), demeclocycline (Declomycin);
- amiodarone (Cordarone), mibefradil (Posicor), diltiazem (Tiazac, Cardizem), verapamil (Covera, Calan); or
- HIV medicines such as indinavir (Crixivan), saquinavir (Invirase), ritonavir (Norvir), saquinavir (Invirase), or nelfinavir (Viracept).
This list is not complete and there may be other drugs that can interact with tretinoin. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.
Where can I get more information?
Your pharmacist can provide more information about tretinoin.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
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