Phenazopyridine/sulfamethoxazole Interactions
There are 356 drugs known to interact with phenazopyridine/sulfamethoxazole, along with 12 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 25 are major, 128 are moderate, and 203 are minor.
- View all 356 medications that may interact with phenazopyridine/sulfamethoxazole
- View phenazopyridine/sulfamethoxazole alcohol/food interactions (1)
- View phenazopyridine/sulfamethoxazole disease interactions (12)
Most frequently checked interactions
View interaction reports for phenazopyridine / sulfamethoxazole and the medicines listed below.
- Afrin (oxymetazoline nasal)
- Aleve (naproxen)
- Alka-Seltzer Original (aspirin/citric acid/sodium bicarbonate)
- Allegra (fexofenadine)
- Allegra Allergy (fexofenadine)
- Aller-Tec (cetirizine)
- Altace (ramipril)
- Amoxil (amoxicillin)
- Aricept (donepezil)
- Arthritis Pain Relief (acetaminophen)
- Aspirin Low Strength (aspirin)
- Azithromycin Dose Pack (azithromycin)
- B-12 (cyanocobalamin)
- Band-Aid Antiseptic (benzalkonium chloride / lidocaine topical)
- Bayer Aspirin with Heart Advantage (aspirin)
- Benadryl (diphenhydramine)
- Benadryl Allergy (diphenhydramine)
- Benefiber Powder (wheat dextrin)
- Biofreeze (menthol topical)
- Biotin Forte with Zinc (multivitamin with minerals)
- Calaclear (pramoxine/zinc acetate topical)
- Cholestyramine Light (cholestyramine)
- CoQ10 (ubiquinone)
- Coricidin HBP Cough & Cold (chlorpheniramine / dextromethorphan)
- Cortizone-10 (hydrocortisone topical)
- Cymbalta (duloxetine)
- Cytomel (liothyronine)
- DayQuil / NyQuil Severe Cold and Flu (acetaminophen / dextromethorphan / doxylamine / guaifenesin / phenylephrine)
- Tylenol Extra Strength (acetaminophen)
- Zyrtec (cetirizine)
Phenazopyridine/sulfamethoxazole alcohol/food interactions
There is 1 alcohol/food interaction with phenazopyridine / sulfamethoxazole.
Phenazopyridine/sulfamethoxazole disease interactions
There are 12 disease interactions with phenazopyridine / sulfamethoxazole which include:
- colitis
- G-6-PD deficiency
- hepatitis
- renal dysfunction
- hematologic toxicity
- hypersensitivity reactions
- liver disease
- porphyria
- renal dysfunction
- crystalluria
- hemodialysis
- urinary obstruction
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.