- Opibion Brand
- Opipramol Generic
- Oprelvekin Generic
- Opsumit Brand
- Optha-LL Brand
- Optibiol Brand
- Opticar Brand
- Optichlor Brand
- Opticrom Brand
- Optifast Brand
- Optifast 800 Brand
- Optigen Brand
- Optimark Injection Brand
- Optivate Brand
- Optive Brand
- Optive Advanced Brand
- Optive UD Brand
- Optizoline Brand
- Optovisc Brand
- Optrex Brand
- Optrex Soothing Disposable Masks Brand