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2026 ICD-10-CM Drugs and Chemicals: Substances Starting with "R"

The 2026 Table of Drugs and Chemicals provides a comprehensive classification of substances including drugs, industrial solvents, corrosive gases, toxic plants, pesticides, and other potentially harmful agents. Each entry is assigned a code based on the nature of the poisoning and the external cause of the adverse effect.

Use as many codes as necessary to fully describe all reported drugs, medicinal products, or chemical substances involved.

You can browse the Table of Drugs and Chemicals alphabetically. The table below displays all substances beginning with the letter " R."

Alphabetically Paginated Substances in the Table of Drugs and Chemicals

ICD-10-CM Table of Drugs & Chemicals - Index R

SubstancePoisoning
Accidental
(unintentional)		Poisoning
Accidental
self-harm		Poisoning
Assault		Poisoning
Undetermined		Adverse
effect		Underdosing
RabiesT50.Z11T50.Z12T50.Z13T50.Z14T50.Z15T50.Z16
Rabies
  »immune globulin (human)
T50.Z11T50.Z12T50.Z13T50.Z14T50.Z15T50.Z16
Rabies
  »vaccine
T50.Z11T50.Z12T50.Z13T50.Z14T50.Z15T50.Z16
RacemoramideT40.2X1T40.2X2T40.2X3T40.2X4  
RacemorphanT40.2X1T40.2X2T40.2X3T40.2X4T40.2X5T40.2X6
RacepinefrinT44.5X1T44.5X2T44.5X3T44.5X4T44.5X5T44.5X6
RacloprideT43.591T43.592T43.593T43.594T43.595T43.596
Radiator alcoholT51.1X1T51.1X2T51.1X3T51.1X4  
Radioactive drug NECT50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
Radio-opaque (drugs) (materials)T50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
RamifenazoneT39.2X1T39.2X2T39.2X3T39.2X4T39.2X5T39.2X6
RamiprilT46.4X1T46.4X2T46.4X3T46.4X4T46.4X5T46.4X6
RanitidineT47.0X1T47.0X2T47.0X3T47.0X4T47.0X5T47.0X6
RanunculusT62.2X1T62.2X2T62.2X3T62.2X4  
Rat poison NECT60.4X1T60.4X2T60.4X3T60.4X4  
Rattlesnake (venom)T63.011T63.012T63.013T63.014  
RaubasineT46.7X1T46.7X2T46.7X3T46.7X4T46.7X5T46.7X6
RaudixinT46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
RautensinT46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
RautinaT46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
RautotalT46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
RauwiloidT46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
RauwoldinT46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
Rauwolfia (alkaloids)T46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
RazoxaneT45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
RealgarT57.0X1T57.0X2T57.0X3T57.0X4  
Red blood cells, packedT45.8X1T45.8X2T45.8X3T45.8X4T45.8X5T45.8X6
Red squill (scilliroside)T60.4X1T60.4X2T60.4X3T60.4X4  
Reducing agent, industrial NECT65.891T65.892T65.893T65.894  
Refrigerant gas (chlorofluoro-carbon)T53.5X1T53.5X2T53.5X3T53.5X4  
Refrigerant gas (chlorofluoro-carbon)
  »not chlorofluoro-carbon
T53.5X1T53.5X2T53.5X3T53.5X4  
RegrotonT50.2X1T50.2X2T50.2X3T50.2X4T50.2X5T50.2X6
Rehydration salts (oral)T50.3X1T50.3X2T50.3X3T50.3X4T50.3X5T50.3X6
RelaT42.8X1T42.8X2T42.8X3T42.8X4T42.8X5T42.8X6
Relaxant, muscleT48.1X1T48.1X2T48.1X3T48.1X4T48.1X5T48.1X6
Relaxant, muscle
  »anesthetic
T48.1X1T48.1X2T48.1X3T48.1X4T48.1X5T48.1X6
Relaxant, muscle
  »central nervous system
T48.1X1T48.1X2T48.1X3T48.1X4T48.1X5T48.1X6
Relaxant, muscle
  »skeletal NEC
T48.1X1T48.1X2T48.1X3T48.1X4T48.1X5T48.1X6
Relaxant, muscle
  »smooth NEC
T48.1X1T48.1X2T48.1X3T48.1X4T48.1X5T48.1X6
RemoxiprideT43.591T43.592T43.593T43.594T43.595T43.596
ReneseT50.2X1T50.2X2T50.2X3T50.2X4T50.2X5T50.2X6
RenografinT50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
Replacement solutionT50.3X1T50.3X2T50.3X3T50.3X4T50.3X5T50.3X6
ReproterolT48.6X1T48.6X2T48.6X3T48.6X4T48.6X5T48.6X6
RescinnamineT46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
Reserpin (e)T46.5X1T46.5X2T46.5X3T46.5X4T46.5X5T46.5X6
Resorcin, resorcinol (nonmedicinal)T65.891T65.892T65.893T65.894  
Resorcin, resorcinol (nonmedicinal)
  »medicinal
T65.891T65.892T65.893T65.894  
RespaireT48.4X1T48.4X2T48.4X3T48.4X4T48.4X5T48.4X6
Respiratory drug NECT48.901T48.902T48.903T48.904T48.905T48.906
Respiratory drug NEC
  »antiasthmatic NEC
T48.901T48.902T48.903T48.904T48.905T48.906
Respiratory drug NEC
  »anti-common-cold NEC
T48.901T48.902T48.903T48.904T48.905T48.906
Respiratory drug NEC
  »expectorant NEC
T48.901T48.902T48.903T48.904T48.905T48.906
Respiratory drug NEC
  »stimulant
T48.901T48.902T48.903T48.904T48.905T48.906
Retinoic acidT49.0X1T49.0X2T49.0X3T49.0X4T49.0X5T49.0X6
RetinolT45.2X1T45.2X2T45.2X3T45.2X4T45.2X5T45.2X6
Rh (D) immune globulin (human)T50.Z11T50.Z12T50.Z13T50.Z14T50.Z15T50.Z16
RhodineT39.011T39.012T39.013T39.014T39.015T39.016
RhoGAMT50.Z11T50.Z12T50.Z13T50.Z14T50.Z15T50.Z16
RhubarbT47.2X1T47.2X2T47.2X3T47.2X4T47.2X5T47.2X6
Rhubarb
  »dry extract
T47.2X1T47.2X2T47.2X3T47.2X4T47.2X5T47.2X6
Rhubarb
  »tincture, compound
T47.2X1T47.2X2T47.2X3T47.2X4T47.2X5T47.2X6
RibavirinT37.5X1T37.5X2T37.5X3T37.5X4T37.5X5T37.5X6
RiboflavinT45.2X1T45.2X2T45.2X3T45.2X4T45.2X5T45.2X6
RibostamycinT36.5X1T36.5X2T36.5X3T36.5X4T36.5X5T36.5X6
RicinT62.2X1T62.2X2T62.2X3T62.2X4  
Ricinus communisT62.2X1T62.2X2T62.2X3T62.2X4  
Rickettsial vaccine NECT50.A91T50.A92T50.A93T50.A94T50.A95T50.A96
RifabutinT36.6X1T36.6X2T36.6X3T36.6X4T36.6X5T36.6X6
RifamideT36.6X1T36.6X2T36.6X3T36.6X4T36.6X5T36.6X6
RifampicinT36.6X1T36.6X2T36.6X3T36.6X4T36.6X5T36.6X6
Rifampicin
  »with isoniazid
T36.6X1T36.6X2T36.6X3T36.6X4T36.6X5T36.6X6
RifampinT36.6X1T36.6X2T36.6X3T36.6X4T36.6X5T36.6X6
RifamycinT36.6X1T36.6X2T36.6X3T36.6X4T36.6X5T36.6X6
RifaximinT36.6X1T36.6X2T36.6X3T36.6X4T36.6X5T36.6X6
RimantadineT37.5X1T37.5X2T37.5X3T37.5X4T37.5X5T37.5X6
Rimazolium metilsulfateT39.8X1T39.8X2T39.8X3T39.8X4T39.8X5T39.8X6
RimifonT37.1X1T37.1X2T37.1X3T37.1X4T37.1X5T37.1X6
RimiterolT48.6X1T48.6X2T48.6X3T48.6X4T48.6X5T48.6X6
Ringer (lactate) solutionT50.3X1T50.3X2T50.3X3T50.3X4T50.3X5T50.3X6
RistocetinT36.8X1T36.8X2T36.8X3T36.8X4T36.8X5T36.8X6
RitalinT43.631T43.632T43.633T43.634T43.635T43.636
RitodrineT44.5X1T44.5X2T44.5X3T44.5X4T44.5X5T44.5X6
RociverineT44.3X1T44.3X2T44.3X3T44.3X4T44.3X5T44.3X6
Rocky Mountain spotted fever vaccineT50.A91T50.A92T50.A93T50.A94T50.A95T50.A96
Rodenticide NECT60.4X1T60.4X2T60.4X3T60.4X4  
RohypnolT42.4X1T42.4X2T42.4X3T42.4X4T42.4X5T42.4X6
RokitamycinT36.3X1T36.3X2T36.3X3T36.3X4T36.3X5T36.3X6
RolaidsT47.1X1T47.1X2T47.1X3T47.1X4T47.1X5T47.1X6
RolitetracyclineT36.4X1T36.4X2T36.4X3T36.4X4T36.4X5T36.4X6
RomilarT48.3X1T48.3X2T48.3X3T48.3X4T48.3X5T48.3X6
RonifibrateT46.6X1T46.6X2T46.6X3T46.6X4T46.6X5T46.6X6
RosaprostolT47.1X1T47.1X2T47.1X3T47.1X4T47.1X5T47.1X6
Rose bengal sodium (131I)T50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
Rose water ointmentT49.3X1T49.3X2T49.3X3T49.3X4T49.3X5T49.3X6
RosoxacinT37.8X1T37.8X2T37.8X3T37.8X4T37.8X5T37.8X6
RotenoneT60.2X1T60.2X2T60.2X3T60.2X4  
RotoxamineT45.0X1T45.0X2T45.0X3T45.0X4T45.0X5T45.0X6
Rough-on-ratsT60.4X1T60.4X2T60.4X3T60.4X4  
RoxatidineT47.0X1T47.0X2T47.0X3T47.0X4T47.0X5T47.0X6
RoxithromycinT36.3X1T36.3X2T36.3X3T36.3X4T36.3X5T36.3X6
Rt-PAT45.611T45.612T45.613T45.614T45.615T45.616
Rubbing alcoholT51.2X1T51.2X2T51.2X3T51.2X4  
RubefacientT49.4X1T49.4X2T49.4X3T49.4X4T49.4X5T49.4X6
Rubella vaccineT50.B91T50.B92T50.B93T50.B94T50.B95T50.B96
Rubeola vaccineT50.B91T50.B92T50.B93T50.B94T50.B95T50.B96
Rubidium chloride Rb82T50.8X1T50.8X2T50.8X3T50.8X4T50.8X5T50.8X6
RubidomycinT45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
RueT62.2X1T62.2X2T62.2X3T62.2X4  
RufocromomycinT45.1X1T45.1X2T45.1X3T45.1X4T45.1X5T45.1X6
Russel's viper veninT45.7X1T45.7X2T45.7X3T45.7X4T45.7X5T45.7X6
Ruta (graveolens)T62.2X1T62.2X2T62.2X3T62.2X4  
RutinumT46.991T46.992T46.993T46.994T46.995T46.996
RutosideT46.991T46.992T46.993T46.994T46.995T46.996