Drug Interaction Report

Both ISOtretinoin and fosphenytoin can weaken bones during prolonged use, and combining these medications may increase the risk of osteoporosis and bone fractures. Talk to your doctor if you have any questions or concerns. Your doctor may already be aware of the risks, but has determined that this is the best course of treatment for you and has taken appropriate precautions and is monitoring you closely for any potential complications. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Ask your doctor before using ISOtretinoin together with ethanol (alcohol). Do not drink alcohol while you are taking ISOtretinoin. You may have unpleasant side effects such as fast heartbeats, warmth or redness under your skin, tingly feeling, nausea, and vomiting. Check your food and medicine labels to be sure these products do not contain alcohol. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.