Digital systems, devices and methods for managing a drug therapy, such as an anti-IL5 mAb or anti-IL5 receptor mAb treatment regimen for patients suffering from severe asthma (e.g., eosinophilic asthma), are provided. The digital systems, devices and methods may include hardware and software for predicting patient responses to a long term anti-IL5 mAb or anti-IL5 receptor mAb treatment based on clinical data obtained following an initial treatment period.