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Obenix (phentermine) Drug Interactions

A total of 521 drugs are known to interact with Obenix (phentermine).

  • 93 major drug interactions
  • 426 moderate drug interactions
  • 2 minor drug interactions

Show all medications in the database that may interact with Obenix (phentermine).

Check for interactions with Obenix (phentermine)

Type in a drug name and select a drug from the list.

Common medications checked in combination with Obenix (phentermine)

  • aspirin (Aspir 81, Ecotrin, Acetylsalicylic Acid, Aspirin Low Strength, Bayer Aspirin, Aspir-Low, Ascriptin, Ecotrin Adult Low Strength, Bufferin, Aspiritab, Arthritis Pain, Fasprin, Halfprin, Easprin, Durlaza, Aspirtab, St. Joseph 81 mg Chewable Aspirin, Aspergum, Low Dose ASA, Buffered Aspirin, Ecotrin Maximum Strength, Ascriptin Enteric, Acuprin 81, St. Joseph 81 mg Aspirin Enteric Safety-Coated, Aspirin Lite Coat, Bayer Aspirin Regimen, Aspi-Cor, Empirin, Bayer Children's Aspirin, Bufferin Extra Strength, St. Joseph Aspirin, Bayer Women's Aspirin With Calcium, Miniprin, Migralex, Ascriptin Maximum Strength, Arthritis Foundation Pain Reliever, Bayer Aspirin with Heart Advantage, Bufferin Low Dose, Medi-Seltzer, Sloprin, ZORprin, Bayer Aspirin Extra Strength Plus, Buffex, Entercote, Extra Strength Bayer, Genacote, Gennin-FC, Genprin, Litecoat Aspirin, Minitabs, Tri-Buffered Aspirin, Entaprin, Bufferin Arthritis Strength, Therapy Bayer, Stanback Analgesic, Norwich Aspirin, Ecpirin, Zero-Order Release, YSP Aspirin, Heartline, Bayer Advanced Aspirin, Buffasal)
  • Ativan (lorazepam)
  • benazepril / hydrochlorothiazide (Lotensin HCT)
  • bupropion (Wellbutrin, Wellbutrin XL, Wellbutrin SR, Zyban, Buproban, Budeprion, Aplenzin, Forfivo XL, Budeprion SR, Budeprion XL)
  • celecoxib (Celebrex)
  • ciprofloxacin (Cipro, Cipro I.V., Cipro Cystitis Pack, Cipro XR, Proquin XR)
  • Cymbalta (duloxetine)
  • diltiazem (Cardizem, Cartia XT, Diltiazem Hydrochloride SR, Cardizem CD, Diltiazem Hydrochloride CD, Diltiazem Hydrochloride XR, Taztia XT, Dilt-XR, Tiazac, Diltia XT, Matzim LA, Cardizem LA, Diltiazem Hydrochloride XT, Dilacor XR, Diltzac, Cardizem SR, Cardizem Monovial, Tiadylt ER)
  • duloxetine (Cymbalta, Irenka)
  • enoxaparin (Lovenox, Clexane, Lovenox HP, Clexane Forte)
  • levocetirizine (Xyzal, Xyzal Allergy 24HR, Levrix)
  • lorazepam (Ativan, Lorazepam Intensol)
  • Lovenox (enoxaparin)
  • ondansetron (Zofran, Zofran ODT, Zuplenz)
  • pantoprazole (Protonix, Protonix IV)
  • pregabalin (Lyrica, Lyrica CR)
  • promethazine (Phenergan, Promethegan, Phenadoz, Antinaus 50, Anergan 50, Adgan, Phenazine 50, Phenergan Fortis, V-Gan-50, V-Gan-25, Phenoject-50, Pro-Med)
  • Protonix (pantoprazole)
  • temazepam (Restoril)
  • Zofran (ondansetron)

Obenix (phentermine) alcohol/food interactions

There are 3 alcohol/food interactions with Obenix (phentermine)

Obenix (phentermine) disease interactions

There are 15 disease interactions with Obenix (phentermine) which include:

Drug Interaction Classification

The classifications below are a general guideline only. It is difficult to determine the relevance of a particular drug interaction to any individual given the large number of variables.
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 information available.

Do not stop taking any medications without consulting your healthcare provider.

Further information

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

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