| Name | Aliases |
|---|---|
| Oxcarbazepine (Oxtellar XR) | |
| Oxcarbazepine (Trileptal) | |
| Oxcarbazepine (Trileptal Oral Suspension) | |
| Oxiconazole Nitrate (Oxistat Cream) | |
| Oxiconazole Nitrate (Oxistat Lotion) | |
| Oxis Turbohaler (Formoterol Fumarate) | Foradil, Foradile |
| Oxistat Cream (Oxiconazole Nitrate) | |
| Oxistat Lotion (Oxiconazole Nitrate) | |
| Oxtellar XR (Oxcarbazepine) | |
| Oxybutynin Chloride (Ditropan) | |
| Oxybutynin Chloride (Ditropan Syrup) | |
| Oxybutynin Chloride (Ditropan XL) | |
| Oxybutynin Chloride (Oxytrol) | Oxytrol for Women |
| Oxycet (Oxycodone Hydrochloride / Acetaminophen) | Percocet |
| Oxycodone Hydrochloride (Endocet) | Oxaydo, Roxicet, Roxicodone, RoxyBond |
| Oxycodone Hydrochloride (OxyContin) | |
| Oxycodone Hydrochloride (Xtampza ER) | |
| Oxycodone Hydrochloride / Acetaminophen (Oxycet) | Percocet |
| Oxycodone Hydrochloride / Aspirin (Percodan) | |
| OxyContin (Oxycodone Hydrochloride) |