Obesity Medication (Contrave)

Obizur [antihemophilic (recombinant), porcine sequence]

Ocaliva (obeticholic acid)

Octreotide Products (Bynfezia Pen, Octreotide acetate for injection, Sandostatin LAR, Sandostatin S.C.)

Odomzo® (sonidegib)

Ofev® (nintedanib)

Oleptro™ (trazodone extended-release)

Olumiant (baricitinib)

Olysio® (simeprevir)

Omalizumab (Xolair®)

Onfi® (clobazam)

Onivyde ® (liposomal irinotecan)

Onpattro (patisiran)

Denileukin Diftitox (Ontak®)

Onureg (azacitidine)

Onzetra™ Xsail™ (sumatriptan nasal powder)

Opdualag (nivolumab & relatlimab‐rmbw)

Ophthalmic Antibiotics (Azasite, Besivance, Moxeza and Zymaxid)

Ophthalmic Beta Blockers (Betimol, Betoptic S)

Ophthalmic NSAIDs

(Acular, Acular LS, Acuvail, Bromfenac, BromSite, Nevanac, and Prolensa)

Ophthalmic Prostaglandins (Travaprost (benzalkonium), Travatan Z, Xelpros, Zioptan)

Ophthalmic Steroids (

Alrex, Durezol, Flarex, FML, Inveltys, Lotemax, Lotemax SM, Loteprednol, Maxidex, Pred Forte, Pred Mild, and Zylet)

Opsumit® (macitentan)

Adoxa, Oracea (doxycycline monohydrate)

Oral Acne Antibiotics (Acticlate, Coremino, Doryx, Doryx MPC, doxycycline hyclate, doxycycline hyclate DR, doxycycline monohydrate, minocycline,  minocycline ER,  Minolira ER, Mondoxyne NL, Monodox, Okebo, Seysara, Solodyn,  Soloxide DR, Targadox, Ximino)

Oral Isotretinoin Products (Absorica, Absorica LD)

Oral Multiple Sclerosis Agents (Aubagio, Tecfidera, Vumerity, Zeposia)

Oral penicillamine (Cuprimine, Depen Titratabs, penicillamine capsule, D-Penamine tablet)

Oral & SubQ Oncology Drugs:

(Alecensa, Alunbrig, Balversa, Braftovi, Copiktra, Cotellic, Exkivity, Farydak, Gavreto, Gilotrif, Ibrance, Idhifa, Iressa, Koselugo, Lenvima, Lynparza, Lorbrena, Lumakras, Mekinist, Mektovi, Opdivo, Pemazyre, Piqray, Retevmo, Rozlytrek, Tabrecta, Tafinlar, Tagrisso, Talzenna, Tarceva, Tepmetko, Tibsovo, Truseltiq, Vitrakvi, Vizimpro, Xalkori, Xospata, Xtandi, Zelboraf, Zydelig, Zykadia, Venclexta)

Oral tretinoin (tretinoin capsule)

Orencia® (abatacept) intravenous solution [ IV }

Orencia® (abatacept) Subcutaneous

Orenitram® (treprostinil extended-release)

Orfadin (nitisinone)

Oriahnn (elagolix, estradiol, & norethindrone acetate)

Orilissa (elagolix)

Orgovyx (relugolix) tablets

Orkambi® (lumacaftor/ivacaftor)

Orladeyo (berotralstat)

Orserdu (elacestrant)

Ortikos (budesonide)

Osmolex (amantadine)

Osphena® (ospemifene)

Otezla (apremilast)

Otovel (ciprofloxacin_fluocinolone otic solution)

Otrexup ™ (methotrexate injection)

Overactive Bladder Agents (Enablex, darifenacin, Gelnique, Oxytrol, Toviaz, Vesicare)

Oxaliplatin

(Eloxatin®)

Oxandrin (oxandrolone)

Oxbryta (voxelotor)

Oxecta®, Oxaydo™ (oxycodone HCl)

Oxervate (cenegermin) ophthalmic solution

Oxistat (oxiconazole)

Oxlumo (lumasiran)

Oxtellar XR® (oxcarbazepine, extended release)

Oxycodone-Acetaminophen Products

(Nalocet, oxycodone‐acetaminophen tablet, Primlev, Prolate)

Oxycontin (oxycodone hydrochloride controlled release)

Ozobax (baclofen) oral solution

Ozurdex® (dexamethasone intravitreal implant)