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Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM26S4Hormones and their synthetic substitutes or antagonists, not elsewhere classified
Insulin and antidiabetic drugs
Sulfonamides (heterocyclic)

XM1RY1 category

Phthalylsulfathiazole

Also indexed as

Phthalylsulfathiazole

Nearby in Sulfonamides (heterocyclic)

XM19U1Acedapsone
XM91Z9Acesulfamethoxypyridazine
XM1RU4Acetylsulfamethoxypyridazine
XM7WC8Diaphenylsulfone
XM96M6Disulfanilamide
XM3GA0Neoprontosil
XM55D8Prontosil
XM85A7Succinylsulfathiazole

PreviousXM3GA0 — Neoprontosil NextXM55D8 — Prontosil

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
XM3MU3Agents primarily affecting the gastrointestinal system
XM6WT8Agents primarily affecting blood constituents or immune system
XM3KY1Agents affecting genitourinary system, sex or anabolic hormones
XM26S4Hormones and their synthetic substitutes or antagonists, not elsewhere classified
XM9W63Agents affecting bones, joints or other connective tissue, not elsewhere classified
XM4TG8Agents primarily affecting water and nutrition-balance or metabolism
XM3973Agents primarily affecting the cardiovascular system
XM6CH2Drugs primarily affecting the autonomic nervous system
XM7YD4Drugs used in addictive disorders
14 more
Antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified
Thyroid hormones and substitutes
Antithyroid drugs
Iodine therapy
XM9N95Glucagon
Parathyroid hormones and analogues
Antiparathyroid agents
Insulin and antidiabetic drugs
XM5374Cholecystokinin
6 more
XM8QQ1PZI
XM73P6Sulfonylurea derivatives, oral
XM99F8Insulins and analogues
XM2WY1Alpha glucosidase inhibitors
Sulfonamides (heterocyclic)
XM4UA3Thiazolidinediones
XM9SM6Dipeptidyl peptidase 4 inhibitors
XM4MK4Glucagon-like peptide-1 analogues
XM0FD1Meglitinide
40 more
XM19U1Acedapsone
XM91Z9Acesulfamethoxypyridazine
XM1RU4Acetylsulfamethoxypyridazine
XM7WC8Diaphenylsulfone
XM96M6Disulfanilamide
XM3GA0Neoprontosil
XM1RY1Phthalylsulfathiazole
XM55D8Prontosil
XM85A7Succinylsulfathiazole
XM69G3Sulfachlorpyridazine
XM5C46Sulfacitine
XM57L7Sulfadoxine
XM03X3Sulfaethidole
XM0F36Sulfaguanidine
XM6N26Sulfaloxate
12 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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