Drug Interactions between acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine and Mounjaro
This report displays the potential drug interactions for the following 2 drugs:
- acetaminophen/caffeine/chlorpheniramine/phenylpropanolamine
- Mounjaro (tirzepatide)
Interactions between your drugs
chlorpheniramine tirzepatide
Applies to: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine and Mounjaro (tirzepatide)
Tirzepatide can cause an increase in heart rate and may have additive effects with other medications that can also increase heart rate such as chlorpheniramine. There are times when an elevated heart rate is appropriate, like when you are exercising. However, you should contact your doctor if you notice that your heart rate is high at other times for unknown reasons or if it is occurring frequently. Signs and symptoms of an elevated heart rate may include a sensation of a racing or pounding heartbeat, chest pain, shortness of breath, or a heart rate greater than 100 beats per minute in an adult. 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 caffeine
Applies to: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine and acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine
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.
phenylpropanolamine tirzepatide
Applies to: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine and Mounjaro (tirzepatide)
Phenylpropanolamine may interfere with blood glucose control and reduce the effectiveness of tirzepatide and other diabetic medications. Monitor your blood sugar levels closely. You may need a dose adjustment of your diabetic medications during and after treatment with phenylpropanolamine. 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.
caffeine tirzepatide
Applies to: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine and Mounjaro (tirzepatide)
Tirzepatide can cause an increase in heart rate and may have additive effects with other medications that can also increase heart rate such as caffeine. There are times when an elevated heart rate is appropriate, like when you are exercising. However, you should contact your doctor if you notice that your heart rate is high at other times for unknown reasons or if it is occurring frequently. Signs and symptoms of an elevated heart rate may include a sensation of a racing or pounding heartbeat, chest pain, shortness of breath, or a heart rate greater than 100 beats per minute in an adult. 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
acetaminophen food
Applies to: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine
Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual bleeding or bruising, skin rash or itching, loss of appetite, nausea, vomiting, or yellowing of the skin or the whites of your eyes. If your doctor does prescribe these medications together, you may need a dose adjustment or special tests to safely take both medications. 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.
chlorpheniramine food
Applies to: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine
Alcohol can increase the nervous system side effects of chlorpheniramine 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 chlorpheniramine. Do not use more than the recommended dose of chlorpheniramine, 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: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine
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.
tirzepatide food
Applies to: Mounjaro (tirzepatide)
Tirzepatide may affect the absorption of other medications that you take by mouth. In some cases, this may affect how well and/or how fast those medications work, or it may make no difference. Talk to a healthcare provider if you have any questions or concerns, and contact your doctor if your symptoms worsen or your condition changes. 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: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine
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.
caffeine food
Applies to: acetaminophen / caffeine / chlorpheniramine / phenylpropanolamine
Information for this minor interaction is available on the professional version.
Therapeutic duplication warnings
No 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.
See also
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.
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