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Allegra (fexofenadine) Drug Interactions

A total of 88 drugs are known to interact with Allegra (fexofenadine).

  • 71 moderate drug interactions
  • 17 minor drug interactions

Show all medications in the database that may interact with Allegra (fexofenadine).

Check for interactions

Type in a drug name to check for interactions with Allegra (fexofenadine).

Most frequently checked interactions

View interaction reports for Allegra (fexofenadine) and the medicines listed below.

  • Advil (ibuprofen)
  • albuterol (Ventolin HFA, Ventolin, ProAir HFA, Proventil, Proventil HFA, ProAir RespiClick, AccuNeb, Respirol, Volmax, Vospire ER, ProAir Digihaler, Airet)
  • aspirin (Aspir 81, Ecotrin, Acetylsalicylic Acid, Aspirin Low Strength, Bayer Aspirin, Aspir-Low, Ascriptin, Bufferin, Fasprin, Arthritis Pain, Easprin, Aspergum, Aspiritab, Halfprin, Empirin, Ascriptin Enteric, Aspirin Lite Coat, Aspi-Cor, Aspirtab, Ecotrin Adult Low Strength, Bayer Children's Aspirin, Buffered Aspirin, Durlaza, Entercote, St. Joseph Aspirin, Acuprin 81, St. Joseph 81 mg Aspirin Enteric Safety-Coated, Migralex, Ascriptin Maximum Strength, Arthritis Foundation Pain Reliever, Bayer Aspirin with Heart Advantage, Bufferin Low Dose, Medi-Seltzer, Sloprin, St. Joseph 81 mg Chewable Aspirin, ZORprin, Low Dose ASA, Bayer Aspirin Extra Strength Plus, Buffex, Ecotrin Maximum Strength, Extra Strength Bayer, Genacote, Gennin-FC, Genprin, Litecoat Aspirin, Minitabs, Tri-Buffered Aspirin, Entaprin, Bufferin Arthritis Strength, Bufferin Extra Strength, Therapy Bayer, Stanback Analgesic, Norwich Aspirin, Ecpirin, Bayer Women's Aspirin With Calcium, Zero-Order Release, YSP Aspirin, Miniprin, Bayer Aspirin Regimen, Heartline, Bayer Advanced Aspirin, Buffasal)
  • Benadryl (diphenhydramine)
  • Claritin (loratadine)
  • Cymbalta (duloxetine)
  • Fish Oil (omega-3 polyunsaturated fatty acids)
  • Flonase (fluticasone nasal)
  • gabapentin (Neurontin, Gralise, Gabarone, Fanatrex)
  • ibuprofen (Advil, Motrin, IBU, Advil Liqui-Gels, Children's Motrin, Proprinal, Motrin IB, Childrens Ibuprofen Berry, Advil Children's, Ibuprofen PMR, Ibu-8, Rufen, IBU-200, Motrin Childrens, Advil Migraine, Caldolor, Ibu-Tab, Menadol, Midol Maximum Strength Cramp Formula, Motrin Migraine Pain, PediaCare Children's IB Ibuprofen Pain Reliever/Fever Reducer, Ibu-6, Motrin Pediatric, Genpril, Haltran, Midol IB, Saleto-200, Q-Profen, Saleto-400, Saleto-600, Saleto-800, A-G Profen, Nuprin, Advil Junior Strength, Actiprofen, Addaprin, PediaCare Infants' IB Ibuprofen Pain Reliever/Fever Reducer, Ibu-4, Motrin Junior Strength, Motrin Infant Drops, NeoProfen, Help I Have An Aching Body, Children's ElixSure IB, Advil Infant's Concentrated Drops, Cap-Profen, Advil Film-Coated)
  • levothyroxine (Synthroid, Levoxyl, Tirosint, Levothroid, Levothyrox, Eltroxin, Euthyrox, Unithroid, Oroxine, Eutroxsig, Levo-T, L Thyroxine Roche, Novothyrox, Levotabs, Tirosint-Sol, Levotec, Evotrox)
  • lisinopril (Zestril, Prinivil, Qbrelis)
  • metformin (Glucophage, Glumetza, Glucophage XR, Fortamet, Riomet)
  • Mucinex (guaifenesin)
  • Nexium (esomeprazole)
  • omeprazole (Prilosec, Prilosec OTC, Zegerid (Original Formulation), Omesec)
  • prednisone (Deltasone, Rayos, Sterapred, Prednicot, Meticorten, Sterapred DS, Liquid Pred, Orasone, Prednicen-M)
  • pseudoephedrine (Sudafed Congestion, Sudafed 12-Hour, SudoGest, Entex, Sudafed 24-Hour, Silfedrine, Sudafed Children's Nasal Decongestant, Contac Cold, Suphedrin, Chlor-Trimeton Nasal Decongestant, Nexafed Nasal Decongestant, nasofed, Suphedrine, ElixSure Congestion, Children's Dimetapp Decongestant Infant, Allermed, Novafed, Cenafed, Genaphed, Ridafed, Seudotabs, Sudrine, Superfed, Afrinol, Zephrex-D, Decofed Liquid, Efidac, Decofed, Kid Kare Drops, Myfedrine, Sudodrin, Elixsure Decongestant, Unifed, Drixoral Decongestant Non-Drowsy, SudoGest 12 Hour, 12 Hour Decongestant, 12 Hour Nasal Decongestant)
  • Singulair (montelukast)
  • Synthroid (levothyroxine)
  • tramadol (Ultram, Tramadol Hydrochloride ER, Tramal, ConZip, Ultram ER, Zydol, Tramahexal, Zamadol, Ryzolt, Tramal SR, Larapam SR, GenRx Tramadol, Tramahexal SR, Tramedo, Zydol XL, Rybix ODT, Ultram ODT)
  • Tylenol (acetaminophen)
  • Vitamin B12 (cyanocobalamin)
  • Vitamin D3 (cholecalciferol)
  • Zoloft (sertraline)
  • Zyrtec (cetirizine)

Allegra (fexofenadine) alcohol/food interactions

There is 1 alcohol/food interaction with Allegra (fexofenadine)

Allegra (fexofenadine) disease interactions

There is 1 disease interaction with Allegra (fexofenadine):

Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor 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.
Unknown No interaction information available.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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