Drug interactions between chlorpheniramine and chlorpheniramine / phenylephrine
Interactions between your drugs
- Chlorpheniramine is in the drug class antihistamines.
- Chlorpheniramine is used to treat the following conditions:
chlorpheniramine / phenylephrine
- Chlorpheniramine / phenylephrine is a member of the drug class upper respiratory combinations.
- Chlorpheniramine / phenylephrine is used to treat the following conditions:
Drug and food interactions
Applies to: chlorpheniramine, chlorpheniramine / phenylephrine
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.
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.
The recommended maximum number of medicines in the 'antihistamines' category to be taken concurrently is usually one. Your list includes two medicines belonging to the 'antihistamines' category:
- chlorpheniramine (active ingredient in chlorpheniramine/phenylephrine)
Note: The benefits of taking this combination of medicines may outweigh any risks associated with therapeutic duplication. This information does not take the place of talking to your doctor. Always check with your healthcare provider to determine if any adjustments to your medications are needed.
Drug Interaction Classification
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Do not stop taking any medications without consulting your healthcare provider.