Drug interactions between Fioricet with Codeine and Phenergan
|Fioricet with Codeine (acetaminophen/butalbital/caffeine/codeine)|
Interactions between your drugs
codeine ↔ promethazine
Applies to:Fioricet with Codeine (acetaminophen/butalbital/caffeine/codeine) and Phenergan (promethazine)
Using codeine together with promethazine may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. You should avoid or limit the use of alcohol while being treated with these medications. Also avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medications affect you. Talk to your doctor if you have any questions or concerns. 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.
promethazine ↔ butalbital
Applies to:Phenergan (promethazine) and Fioricet with Codeine (acetaminophen/butalbital/caffeine/codeine)
Consumer information for this minor interaction is not currently available. Some minor drug interactions may not be clinically relevant in all patients. Minor drug interactions do not usually cause harm or require a change in therapy. However, your healthcare provider can determine if adjustments to your medications are needed.
For clinical details see professional interaction data.
Drug Interaction Classification
|No information available.|
Do not stop taking any medications without consulting your healthcare provider.