Dextromethorphan/guaifenesin/phenylephrine Interactions
There are 517 drugs known to interact with dextromethorphan/guaifenesin/phenylephrine, along with 4 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 87 are major, 427 are moderate, and 3 are minor.
- View all 517 medications that may interact with dextromethorphan/guaifenesin/phenylephrine
- View dextromethorphan/guaifenesin/phenylephrine alcohol/food interactions (1)
- View dextromethorphan/guaifenesin/phenylephrine disease interactions (4)
Most frequently checked interactions
View interaction reports for dextromethorphan / guaifenesin / phenylephrine and the medicines listed below.
- Adderall (amphetamine / dextroamphetamine)
- Adderall XR (amphetamine / dextroamphetamine)
- Advil (ibuprofen)
- Allegra (fexofenadine)
- Ativan (lorazepam)
- Bactrim (sulfamethoxazole / trimethoprim)
- Bactrim DS (sulfamethoxazole / trimethoprim)
- Benadryl (diphenhydramine)
- Celebrex (celecoxib)
- Clarinex (desloratadine)
- Claritin (loratadine)
- CoQ10 (ubiquinone)
- Cymbalta (duloxetine)
- D3 (cholecalciferol)
- Flexeril (cyclobenzaprine)
- Flonase (fluticasone nasal)
- Humira (adalimumab)
- Norco (acetaminophen / hydrocodone)
- Pepto-Bismol (bismuth subsalicylate)
- ProAir HFA (albuterol)
- Protonix (pantoprazole)
- Singulair (montelukast)
- Toprol-XL (metoprolol)
- Tums Regular Strength (calcium carbonate)
- Tylenol (acetaminophen)
- Vitamin B12 (cyanocobalamin)
- Vitamin C (ascorbic acid)
- Vitamin D3 (cholecalciferol)
- Zinc (zinc sulfate)
- Zyrtec (cetirizine)
Dextromethorphan/guaifenesin/phenylephrine alcohol/food interactions
There is 1 alcohol/food interaction with dextromethorphan / guaifenesin / phenylephrine.
Dextromethorphan/guaifenesin/phenylephrine disease interactions
There are 4 disease interactions with dextromethorphan / guaifenesin / phenylephrine which include:
Report options
More about dextromethorphan / guaifenesin / phenylephrine
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- Compare alternatives
- Pricing & coupons
- Reviews (21)
- Imprints, shape & color data
- 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. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.