Guaifenesin/theophylline Interactions
There are 320 drugs known to interact with guaifenesin/theophylline, along with 7 disease interactions, and 4 alcohol/food interactions. Of the total drug interactions, 37 are major, 237 are moderate, and 46 are minor.
- View all 320 medications that may interact with guaifenesin/theophylline
- View guaifenesin/theophylline alcohol/food interactions (4)
- View guaifenesin/theophylline disease interactions (7)
Most frequently checked interactions
View interaction reports for guaifenesin / theophylline and the medicines listed below.
- Acetylsalicylic Acid (aspirin)
- Adult Cold, Flu & Sore Throat (acetaminophen / dextromethorphan / guaifenesin / phenylephrine)
- Artificial Tears (ocular lubricant ophthalmic)
- Aspirin Low Strength (aspirin)
- Ativan (lorazepam)
- Co-trimoxazole (sulfamethoxazole / trimethoprim)
- Dulera (formoterol / mometasone)
- Erythrocin (erythromycin)
- Gardasil 9 (human papillomavirus vaccine)
- Ginkgo Biloba (ginkgo)
- Guaifenex (guaifenesin / phenylephrine / phenylpropanolamine)
- Hematinic with Folic Acid (ferrous fumarate/folic acid)
- Hemorrhoidal Ointment (phenylephrine topical)
- Hemorrhoidal Suppositories (starch topical)
- Hyosyne (hyoscyamine)
- Lamictal (lamotrigine)
- Lamictal XR (lamotrigine)
- Linzess (linaclotide)
- NAC (acetylcysteine)
- Ozempic (semaglutide)
- Paracetamol (acetaminophen)
- Patanol (olopatadine ophthalmic)
- Phospholine Iodide (echothiophate iodide ophthalmic)
- retaine PM (ocular lubricant ophthalmic)
- Tussin Expectorant (guaifenesin)
- Vitamin B1 (thiamine)
- Vitamin B12 (cyanocobalamin)
- Vitamin D3 (cholecalciferol)
- Yasmin (drospirenone / ethinyl estradiol)
- Yaz (drospirenone / ethinyl estradiol)
Guaifenesin/theophylline alcohol/food interactions
There are 4 alcohol/food interactions with guaifenesin / theophylline.
Guaifenesin/theophylline disease interactions
There are 7 disease interactions with guaifenesin / theophylline which include:
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More about guaifenesin / theophylline
- guaifenesin/theophylline consumer information
- Compare alternatives
- Side effects
- Drug class: antiasthmatic 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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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.