Drug Interaction Report
6 potential interactions and/or warnings found for the following 2 drugs:
- Metro (metronidazole)
- pheniramine / phenylpropanolamine / pyrilamine
Interactions between your drugs
pyrilamine pheniramine
Applies to: pheniramine / phenylpropanolamine / pyrilamine, pheniramine / phenylpropanolamine / pyrilamine
Using pyrilamine together with pheniramine may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating, abdominal cramping, constipation, irregular heartbeat, confusion, and memory problems. Side effects may be more likely to occur in the elderly or those with a debilitating condition. 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
metroNIDAZOLE food
Applies to: Metro (metronidazole)
Consumption of alcoholic beverages or products containing alcohol or propylene glycol during treatment with metroNIDAZOLE is not recommended. Doing so may occasionally trigger a reaction in some patients similar to the disulfiram reaction, which includes unpleasant effects such as flushing, throbbing in head and neck, throbbing headache, difficulty breathing, nausea, vomiting, sweating, thirst, chest pain, rapid heartbeat, palpitation, low blood pressure, dizziness, lightheadedness, blurred vision, and confusion. Rarely, more severe reactions may include abnormal heart rhythm, heart attack, heart failure, unconsciousness, convulsions, and even death. Patients treated with metroNIDAZOLE should continue to avoid using any products containing alcohol or propylene glycol for at least 3 days until after completion of therapy. Talk to your doctor or pharmacist if you have questions on how to take this or other medications you are prescribed. 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.
phenylpropanolamine food
Applies to: pheniramine / phenylpropanolamine / pyrilamine
Using phenylpropanolamine with alcohol can increase the risk of cardiovascular side effects such as increased heart rate, chest pain, or blood pressure changes. In addition, you may also be more likely to experience nervous system side effects such as dizziness, drowsiness, depression, and difficulty concentrating. You should avoid or limit the use of alcohol while being treated with phenylpropanolamine. Do not use more than the recommended dose of phenylpropanolamine, 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.
pyrilamine food
Applies to: pheniramine / phenylpropanolamine / pyrilamine
Alcohol can increase the nervous system side effects of pyrilamine 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 pyrilamine. Do not use more than the recommended dose of pyrilamine, 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.
pheniramine food
Applies to: pheniramine / phenylpropanolamine / pyrilamine
Alcohol can increase the nervous system side effects of pheniramine 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 pheniramine. Do not use more than the recommended dose of pheniramine, 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.
phenylpropanolamine food
Applies to: pheniramine / phenylpropanolamine / pyrilamine
Both phenylpropanolamine 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
No duplication warnings were found for your selected drugs.
Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.
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. |
See also:
Cefdinir
Cefdinir is used for bacterial infection, bronchitis, middle ear infections, pneumonia, sinusitis ...
Amoxicillin/clavulanate
Amoxicillin and clavulanate potassium is a combination antibiotic used to treat bacterial ...
Ozempic
Learn about Ozempic (semaglutide) for type 2 diabetes treatment, weight management, cardiovascular ...
Levofloxacin
Levofloxacin is a fluoroquinolone antibiotic used to treat serious bacterial infections and prevent ...
Augmentin
Augmentin is a prescription antibiotic combining amoxicillin and clavulanate to treat bacterial ...
Ceftriaxone
Ceftriaxone is used for bacteremia, bacterial endocarditis prevention, bacterial infection, bone ...
Clindamycin
Clindamycin (Cleocin) is used to treat serious infections caused by bacteria. Includes clindamycin ...
Cephalexin
Cephalexin is a cephalosporin antibiotic used to treat bacterial infections like respiratory, skin ...
Ciprofloxacin
Ciprofloxacin is an antibiotic belong to a group of drugs called fluoroquinolones. Learn about side ...
Doxycycline
Doxycycline is a tetracycline antibiotic used to treat many different bacterial infections such as ...
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.