Guaifenex DM RX Interactions
There are 527 drugs known to interact with Guaifenex DM RX (dextromethorphan / guaifenesin / pseudoephedrine), along with 6 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 88 are major, 433 are moderate, and 6 are minor.
- View all 527 medications that may interact with Guaifenex DM RX
- View Guaifenex DM RX alcohol/food interactions (1)
- View Guaifenex DM RX disease interactions (6)
Most frequently checked interactions
View interaction reports for Guaifenex DM RX (dextromethorphan / guaifenesin / pseudoephedrine) and the medicines listed below.
- Abilify (aripiprazole)
- Abilify (aripiprazole)
- acetaminophen
- acetaminophen
- acetaminophen / hydrocodone
- acetaminophen / hydrocodone
- acyclovir
- acyclovir
- Adderall (amphetamine / dextroamphetamine)
- Adderall (amphetamine / dextroamphetamine)
- Adderall XR (amphetamine / dextroamphetamine)
- Adderall XR (amphetamine / dextroamphetamine)
- Allegra (fexofenadine)
- Allegra (fexofenadine)
- aluminum hydroxide / aspirin / calcium carbonate / magnesium hydroxide
- aluminum hydroxide / aspirin / calcium carbonate / magnesium hydroxide
- Claritin (loratadine)
- Claritin (loratadine)
- finasteride
- finasteride
- Fish Oil (omega-3 polyunsaturated fatty acids)
- Fish Oil (omega-3 polyunsaturated fatty acids)
- meclizine
- meclizine
- prednisone
- prednisone
- pseudoephedrine
- pseudoephedrine
- Zantac (ranitidine)
- Zantac (ranitidine)
Guaifenex DM RX alcohol/food interactions
There is 1 alcohol/food interaction with Guaifenex DM RX (dextromethorphan / guaifenesin / pseudoephedrine).
Guaifenex DM RX disease interactions
There are 6 disease interactions with Guaifenex DM RX (dextromethorphan / guaifenesin / pseudoephedrine) which include:
Report options
More about Guaifenex DM RX (dextromethorphan / guaifenesin / pseudoephedrine)
- Compare alternatives
- Side effects
- Dosage information
- During pregnancy
- Drug class: upper respiratory combinations
Related treatment guides
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. |
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Robitussin Nighttime Cough DM
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Dextromethorphan/guaifenesin/phenylephrine
Dextromethorphan/guaifenesin/phenylephrine is used for cough and nasal congestion
Brompheniramine/dextromethorphan/pseudoephedrine
Brompheniramine/dextromethorphan/pseudoephedrine is used for cough and nasal congestion
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.