| Name | Aliases |
|---|---|
| Rebetol (Ribavirin) | |
| Rebetron (Ribavirin / Interferon Alpha 2B) | |
| Reboxetine Mesilate (Edronax) | |
| Rebyota (Fecal microbiota, live-jslm) | |
| Reclast (Zoledronic Acid) | |
| Recorlev (Levoketoconazole) | |
| Rectiv (Nitroglycerin) | Rectogesic |
| Rectogesic (Nitroglycerin) | Rectiv |
| Redux (Dexfenfluramine) | |
| Refresh Celluvisc (Carboxymethylcellulose Sodium) | Celluvisc, Refresh Tears |
| Refresh Optive Advanced PF (Polysorbate 80 / Glycerine / Carboxymethylcellulose Sodium) | Optive Advanced PF |
| Refresh Tears (Carboxymethylcellulose Sodium) | Celluvisc, Refresh Celluvisc |
| Regaine Solution for Women (Minoxidil) | Men's Regaine Solution, Men's Rogaine Solution, Rogaine Solution |
| Reglan (Metoclopramide Hydrochloride) | |
| Regorafenib (Stivarga) | |
| Regranex (Becaplermin) | |
| Regurin XL (Trospium Chloride) | Sanctura XR |
| Rela (Carisoprodol) | Soma |
| Relacorilant (Lifyorli) | |
| Relafen (Nabumetone) | Relifex |
