Diseases and Disorders
- Rabeprazole (Aciphex), for peptic ulcer disease
- Racemic epinephrine, for laryngotracheobronchitis
- Radiation burns
- Radioactive iodine (131I), for hyperthyroidism
- Radionuclide imaging, in urinary tract trauma
- Raltegravir, for HIV
- Ranolazine, for angina pectoris
- Rapid antigen detection test (RADT), for tonsillitis
- Rapidly progressive glomerulonephritis (RPGN)
- Rapid plasma reagin (RPR) test, for syphilis
- Rapid viral antigen testing, for RSV
- Rasagiline, for Parkinson disease
- Recessive polycystic kidney disease (RPK)
- Recombinant DNA, for breast cancer
- Reconstruction, breastt
- Rectocele
- Reduction, of fractures
- Regional enteritis
- Relative polycythemiat
- Remdesivir, for COVID-19
- Renal calculi
- Renal cell carcinoma
- Renal pelvis, inflammation of
- Renin-angiotensin systems, for heart failure
- Respiratory acidosist
- Respiratory syncytial virus (RSV)
- Respiratory system, anaphylaxis andb
- Restrictive cardiomyopathy
- Retinal detachment
- Retrograde urethrogram, in urinary tract trauma
- Reverse-transcriptase-polymerase chain reaction, in pneumonia
- Rheumatic heart disease (RHD)
- Rheumatoid arthritis (RA)
- Ribavirin, for bronchiolitis
- Rickettsia rickettsii, Rocky Mountain spotted fever from
- Rifaximin, for gastroenteritis
- RIFLE classification, for acute kidney injury
- Riluzole, for amyotrophic lateral sclerosis
- Riociguat, for pulmonary hypertension
- Risperidone, for Alzheimer disease
- Ritonavir-boosted nirmatrelvir, for COVID-19
- Rivaroxaban, for pulmonary embolism
- Rizatriptan, for migraine headache
- Rocky Mountain spotted fever (RMSF)
- Rocuronium (Zamuron), for ARDS
- Romiplostim (Nplate), for idiopathic thrombocytopenic purpura
- Ropinrole, for Parkinson disease
- Rosuvastatin, for coronary heart disease
- Rotavirus gastroenteritis
- Rotigotine, for Parkinson disease
- Roxithromycin, for bacterial pneumonia
- Rubber band ligation (RBL), for hemorrhoids
- Rule of nines, to estimate extent of TBSA involved in burns
- Rupture of membranes, premature
- Ruxolitinib, for polycythemia