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XExtension Codes
Substances
XM6S30Medicaments
XM1950Agents primarily acting on smooth and skeletal muscles or the respiratory system
XM9P78Drugs for obstructive airway diseases
Aminophylline, theophylline and other xanthines

XM3ZP6 category

Levoproxyphylline

Also indexed as

Levoproxyphylline

Nearby in Aminophylline, theophylline and other xanthines

XM5SD1Acefylline piperazine
XM1719Acepifylline
XM6493Ambuphylline
XM5XJ1Aminophylline
XM5Y44Bamifylline
XM1QL3Bufylline
XM31P6Enprofylline
XM1W21Etamiphylline

PreviousXM1W21 — Etamiphylline NextXM81W0 — Oxtriphylline

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
XM3973Agents primarily affecting the cardiovascular system
XM6CH2Drugs primarily affecting the autonomic nervous system
XM7YD4Drugs used in addictive disorders
XM8014Antivertigo and motion sickness preparations
XM1950Agents primarily acting on smooth and skeletal muscles or the respiratory system
XM5MU9Systemic antibiotics, anti-infectives or antiparasitics
XM0QJ8Neuroprotective agents, not elsewhere classified
XM7BA9Analgesics, antipyretics or anti-inflammatory drugs
XM7452Antiepileptics or antiparkinsonism drugs
14 more
Oxytocic drugs
Muscle relaxants
Other drugs acting on muscles
XM9P78Drugs for obstructive airway diseases
Expectorants and mucolytics
Antitussives
XM4J58Antihistamines
Respiratory stimulants
XM04S2Other respiratory system products
XM4TP3Nedocromil
XM0B09Antileukotrienes
XM4U85Monoclonal antibodies used in airway diseases
XM82N7Amlexanox
Aminophylline, theophylline and other xanthines
XM42T9Fenspiride
XM40T5Eprozinol
XM8DS8Seratrodast
XM53U2Roflumilast
4 more
XM1719Acepifylline
XM6493Ambuphylline
XM5XJ1Aminophylline
XM5Y44Bamifylline
XM1QL3Bufylline
XM31P6Enprofylline
XM1W21Etamiphylline
XM3ZP6Levoproxyphylline
XM81W0Oxtriphylline
XM5YJ3Proxyphylline
XM4L37Theobromine
XM1FP4Theophylline
XM07L0Theophylline aminobenzoic acid
XM07F4Theophylline piperazine p-amino-benzoate
XM9608Doxofylline
2 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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