Guaifenesin/phenylephrine Interactions
There are 201 drugs known to interact with guaifenesin/phenylephrine, along with 4 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 27 are major, 171 are moderate, and 3 are minor.
- View all 201 medications that may interact with guaifenesin/phenylephrine
- View guaifenesin/phenylephrine alcohol/food interactions (1)
- View guaifenesin/phenylephrine disease interactions (4)
Most frequently checked interactions
View interaction reports for guaifenesin / phenylephrine and the medicines listed below.
- Benadryl (diphenhydramine)
- Benadryl (diphenhydramine)
- Claritin (loratadine)
- Claritin (loratadine)
- Cymbalta (duloxetine)
- Cymbalta (duloxetine)
- Fish Oil (omega-3 polyunsaturated fatty acids)
- Fish Oil (omega-3 polyunsaturated fatty acids)
- Flexeril (cyclobenzaprine)
- Flexeril (cyclobenzaprine)
- Flonase (fluticasone nasal)
- Flonase (fluticasone nasal)
- Lyrica (pregabalin)
- Lyrica (pregabalin)
- MiraLAX (polyethylene glycol 3350)
- MiraLAX (polyethylene glycol 3350)
- ProAir HFA (albuterol)
- ProAir HFA (albuterol)
- Prozac (fluoxetine)
- Prozac (fluoxetine)
- Tylenol (acetaminophen)
- Tylenol (acetaminophen)
- Vitamin C (ascorbic acid)
- Vitamin C (ascorbic acid)
- Vitamin D3 (cholecalciferol)
- Vitamin D3 (cholecalciferol)
- Xanax (alprazolam)
- Xanax (alprazolam)
- Zyrtec (cetirizine)
- Zyrtec (cetirizine)
Guaifenesin/phenylephrine alcohol/food interactions
There is 1 alcohol/food interaction with guaifenesin / phenylephrine.
Guaifenesin/phenylephrine disease interactions
There are 4 disease interactions with guaifenesin / phenylephrine which include:
More about guaifenesin / phenylephrine
- guaifenesin/phenylephrine consumer information
- Compare alternatives
- Reviews (16)
- Drug images
- 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. |
See also:
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Robitussin Nighttime Cough DM
Robitussin Nighttime Cough DM is used for cough, 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.