| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Rabeprazole Rabies immunoglobulin Racecadotril Raloxifene Raltegravir Raltitrexed Ramipril Ramosetron Ramucirumab Ranibizumab Ranitidine Ranitidine bismuth citrate Ranolazine Rasagiline Rasburicase Rebamipide Reboxetine Recombinant human prourokinase Regorafenib Remifentanil Remoxipride Repaglinide Reproterol Rescinnamine Reserpine Resorcinol | Retapamulin Reteplase Retigabine Revaprazan Reviparin sodium Ribavirin Ribociclib Riboflavin Ribostamycin Rifabutin Rifampicin Rifampicin + Isoniazid Rifampicin + Isoniazid + Pyrazinamide Rifamycin Rifapentine Rifaximin Rilmenidine Rilpivirine Riluzole Rimantadine Rimexolone Rimiterol Ringers solution Riociguat Risedronic acid Risperidone | Ritodrine Ritonavir Rituximab Rivaroxaban Rivastigmine Rizatriptan Rociverine Rocuronium bromide Rofecoxib Roflumilast Rolitetracycline Romiplostim Ropinirole Ropivacaine Rosiglitazone Rosiglitazone + Metformin Rosoxacin Rosuvastatin Rotigotine Roxatidine Roxithromycin Rufinamide Rufloxacin Rupatadine Ruxolitinib |