Y55.6
Antiasthmatics, not elsewhere classified
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Cannot be used as primary diagnosis
Coding guidance (WHO 2019)
Aminophylline Salbutamol Theobromine Theophylline Excl.: beta-adrenoreceptor agonists (Y51.5) anterior pituitary [adenohypophyseal] hormones (Y42.8)
Sibling codes
Y55Agents primarily acting on smooth and skeletal muscles and the respiratory systemY55.0Oxytocic drugsY55.1Skeletal muscle relaxants [neuromuscular blocking agents]Y55.2Other and unspecified agents primarily acting on musclesY55.3AntitussivesY55.4ExpectorantsY55.5Anti-common-cold drugsY55.7Other and unspecified agents primarily acting on the respiratory system