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XExtension Codes
Substances
XM6S30Medicaments
XM16M6Other or unspecified drugs, medicaments and biological substances
Agents used in diagnostic tests, not elsewhere classified

XM1QL6 category

Sulfonphthalein, sulfonphthol

Also indexed as

Sulfonphthalein, sulfonphthol

Nearby in Agents used in diagnostic tests, not elsewhere classified

XM4CF3Coccidioidin
XM1V31Congo red
XM34X2Evans blue
XM5618Fluorescein
XM3Y60Histoplasmin
XM2818Indocyanine green
XM3WZ1Lymphogranuloma venereum antigen
XM1VN8Mumps skin test antigen

PreviousXM36R6 — Sodium metrizoate NextXM8478 — Sulkowitch's reagent

Browse ICD-11

01Certain infectious or parasitic diseases
02Neoplasms
03Diseases of the blood or blood-forming organs
04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
06Mental, behavioural or neurodevelopmental disorders
07Sleep-wake disorders
08Diseases of the nervous system
09Diseases of the visual system
10Diseases of the ear or mastoid process
11Diseases of the circulatory system
12Diseases of the respiratory system
13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
17Conditions related to sexual health
18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
22Injury, poisoning or certain other consequences of external causes
23External causes of morbidity or mortality
24Factors influencing health status or contact with health services
25Codes for special purposes
26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
Substances
Diagnosis code descriptors
Capacity or context
Health Devices, Equipment and Supplies
Extension codes of particular relevance to skin diseases
5 more
XM6S30Medicaments
XM9N55Substances, chiefly nonmedicinal
Allergens
XM7452Antiepileptics or antiparkinsonism drugs
XM0HK5Antipsychotics [neuroleptics]
XM4G94Antidepressants
XM98Y0Cannabinoids or hallucinogens
XM9NV2Opioids
XM0RE9Psychostimulants
XM3L75Sedative hypnotic drugs or other central nervous system depressants
XM16M6Other or unspecified drugs, medicaments and biological substances
XM0YW5Topical agents primarily affecting skin and mucous membrane and ophthalmological, otorhinolaryngological or dental drugs
14 more
Iron chelating agents
Drugs for treatment of hyperkalaemia, hypercalcaemia and hyperphosphataemia
Detoxifying agents for antineoplastic treatment
Protectives against UV-radiation for systemic use
Antipsoriatics for systemic use
Vitamin A derivative and other anti-acne preparations for systemic use
Agents used in diagnostic tests, not elsewhere classified
Medical gases
Contrast media
1 more
XM5618Fluorescein
XM3Y60Histoplasmin
XM2818Indocyanine green
XM3WZ1Lymphogranuloma venereum antigen
XM1VN8Mumps skin test antigen
XM3Q40Penicilloyl polylysine
XM36R6Sodium metrizoate
XM1QL6Sulfonphthalein, sulfonphthol
XM8478Sulkowitch's reagent
XM4DA3Toxin, diphtheria (Schick Test)
XM0EK6Tuberculin, purified protein derivative (PPD)
XM6XX8Glucose
Tests for bile duct patency
Tests for pituitary function
XM60V4Tests for liver functional capacity
20 more

International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).

Release 2026-01. View this entity in the official WHO ICD-11 browser.

This page reproduces WHO classification content for reference. It is not medical advice and must not be used to diagnose or treat. For coding decisions, consult the official release and your national coding guidelines.

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