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Chapters ENES DE

XExtension Codes
Substances
XM6S30Medicaments
XM4TG8Agents primarily affecting water and nutrition-balance or metabolism
Diuretics
XM3K70Low-ceiling diuretics
XM6U69Low-ceiling diuretic sulfonamides

XM51L8 category

Chlortalidone

Also indexed as

ChlortalidoneChlorthalidone

Nearby in Low-ceiling diuretic sulfonamides

XM3WN8Quinethazone
XM7A66Clopamide
XM1DG9Mefruside
XM0EZ6Clofenamide
XM7G39Metolazone
XM3GK5Meticrane
XM4U11Xipamide
XM49L3Indapamide

PreviousXM7A66 — Clopamide NextXM1DG9 — Mefruside

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
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
XM8014Antivertigo and motion sickness preparations
14 more
Drugs affecting uric acid metabolism and other antigout preparations
Mineral salts and supplements, not elsewhere classified
Electrolytic, caloric and water-balance agents
Diuretics
Mineralocorticoids
Vitamins and antioxidants
Enzymes and digestants
Agents in bile and liver therapy
Antiobesity preparations
1 more
XM1177Thiomerin
XM0YS2Tiamizide
XM3YV1Tripamide
XM93H5Xanthine diuretics
XM3K70Low-ceiling diuretics
XM3L93Aldosterone antagonists and other potassium-sparing agents
Loop [high-ceiling] diuretics
XM7VU2Vasopressin antagonists
Carbonic-anhydrase inhibitors
32 more
Benzothiadiazine derivatives
XM4AF6Mersalyl
XM0G11Cicletanine
XM6U69Low-ceiling diuretic sulfonamides
XM3WN8Quinethazone
XM7A66Clopamide
XM51L8Chlortalidone
XM1DG9Mefruside
XM0EZ6Clofenamide
XM7G39Metolazone
XM3GK5Meticrane
XM4U11Xipamide
XM49L3Indapamide
XM8GT1Clorexolone
XM6CD1Fenquizone

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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