Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)
T37: Poisoning by, adverse effect of and underdosing of other systemic anti-infectives and antiparasitics

excludes1
anti-infectives topically used for ear, nose and throat (T49.6-)
anti-infectives topically used for eye (T49.5-)
locally applied anti-infectives NEC (T49.0-)

sevenChrNote
The appropriate 7th character is to be added to each code from category T37

sevenChrDef
A: initial encounter
D: subsequent encounter
S: sequela
T37.0: Poisoning by, adverse effect of and underdosing of sulfonamides
T37.1: Poisoning by, adverse effect of and underdosing of antimycobacterial drugs
T37.2: Poisoning by, adverse effect of and underdosing of antimalarials and drugs acting on other blood protozoa
T37.3: Poisoning by, adverse effect of and underdosing of other antiprotozoal drugs
T37.4: Poisoning by, adverse effect of and underdosing of anthelminthics
T37.5: Poisoning by, adverse effect of and underdosing of antiviral drugs
T37.8: Poisoning by, adverse effect of and underdosing of other specified systemic anti-infectives and antiparasitics
T37.9: Poisoning by, adverse effect of and underdosing of unspecified systemic anti-infective and antiparasitics

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