Drug Interaction Report
11 potential interactions and/or warnings found for the following 2 drugs:
- AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
- HydroFed (guaifenesin / hydrocodone / phenylephrine)
Interactions between your drugs
dextromethorphan brompheniramine
Applies to: AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine), AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
Using dextromethorphan together with brompheniramine 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.
dextromethorphan HYDROcodone
Applies to: AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine), HydroFed (guaifenesin / hydrocodone / phenylephrine)
Using HYDROcodone together with dextromethorphan can increase the risk of a rare but serious condition called the serotonin syndrome, which may include symptoms such as confusion, hallucinations, seizures, extreme changes in blood pressure, increased heart rate, fever, excessive sweating, shivering or shaking, blurred vision, muscle spasm or stiffness, tremor, incoordination, stomach cramp, nausea, vomiting, and diarrhea. Severe cases may result in coma and even death. You should contact your doctor immediately if you experience these symptoms during treatment. In addition, combining these medications may increase side effects such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience some impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with these medications. Avoid driving or operating hazardous machinery until you know how the medications affect you. 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.
brompheniramine HYDROcodone
Applies to: AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine), HydroFed (guaifenesin / hydrocodone / phenylephrine)
Using brompheniramine together with HYDROcodone 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.
Drug and food interactions
HYDROcodone food
Applies to: HydroFed (guaifenesin / hydrocodone / phenylephrine)
Do not use alcohol or medications that contain alcohol while you are receiving treatment with HYDROcodone. This may increase nervous system side effects such as drowsiness, dizziness, lightheadedness, difficulty concentrating, and impairment in thinking and judgment. In severe cases, low blood pressure, respiratory distress, fainting, coma, or even death may occur. If you are taking certain long-acting formulations of hydrocodone, consumption of alcohol may also cause rapid release of the drug, resulting in high blood levels that may be potentially lethal. Likewise, you should avoid consuming grapefruit and grapefruit juice, as this may increase the blood levels and effects of hydrocodone. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. Do not use more than the recommended dose of HYDROcodone, and avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medication without first talking to your doctor.
dextromethorphan food
Applies to: AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with dextromethorphan. Do not use more than the recommended dose of dextromethorphan, and avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you. Talk to your doctor or pharmacist if you have any questions or concerns.
brompheniramine food
Applies to: AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
Alcohol can increase the nervous system side effects of brompheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with brompheniramine. Do not use more than the recommended dose of brompheniramine, and avoid activities requiring mental alertness such as driving or operating hazardous machinery until you know how the medication affects you. Talk to your doctor or pharmacist if you have any questions or concerns.
phenylephrine food
Applies to: AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine), HydroFed (guaifenesin / hydrocodone / phenylephrine)
Both phenylephrine and caffeine can increase blood pressure and heart rate, and combining them may enhance these effects. Talk to your doctor before using these medications, especially if you have a history of high blood pressure or heart disease. You may need a dose adjustment or more frequent monitoring by your doctor to safely use both medications. Contact your doctor if your condition changes or you experience increased side effects. 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.
Therapeutic duplication warnings
Therapeutic duplication is the use of more than one medicine from the same drug category or therapeutic class to treat the same condition. This can be intentional in cases where drugs with similar actions are used together for demonstrated therapeutic benefit. It can also be unintentional in cases where a patient has been treated by more than one doctor, or had prescriptions filled at more than one pharmacy, and can have potentially adverse consequences.
Decongestants
Therapeutic duplication
The recommended maximum number of medicines in the 'decongestants' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'decongestants' category:
- AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
- HydroFed (guaifenesin / hydrocodone / phenylephrine)
Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.
Expectorants
Therapeutic duplication
The recommended maximum number of medicines in the 'expectorants' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'expectorants' category:
- AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
- HydroFed (guaifenesin / hydrocodone / phenylephrine)
Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.
Sympathomimetics
Therapeutic duplication
The recommended maximum number of medicines in the 'sympathomimetics' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'sympathomimetics' category:
- AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
- HydroFed (guaifenesin / hydrocodone / phenylephrine)
Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.
Sympathomimetic amines
Therapeutic duplication
The recommended maximum number of medicines in the 'sympathomimetic amines' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'sympathomimetic amines' category:
- AccuHist PDX Syrup (brompheniramine / dextromethorphan / guaifenesin / phenylephrine)
- HydroFed (guaifenesin / hydrocodone / phenylephrine)
Note: In certain circumstances, the benefits of taking this combination of drugs may outweigh any risks. Always consult your healthcare provider before making changes to your medications or dosage.
Drug Interaction Classification
Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
No interaction information available. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Check Interactions
To view an interaction report containing 4 (or more) medications, please sign in or create an account.
Save Interactions List
Sign in to your account to save this drug interaction list.