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R RESPIRATORY SYSTEMR03 DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES
R03D OTHER SYSTEMIC DRUGS FOR OBSTRUCTIVE AIRWAY DISEASES
R03DA Xanthines
R03DB Xanthines and adrenergics
R03DC Leukotriene receptor antagonists
R03DX Other systemic drugs for obstructive airway diseases
Last updated: 2024-01-26