How to achieve good compliance with inhaled asthma therapy

There are numerous factors that influence a patient's compliance with drug therapy. In asthma the problem is greatly increased since inhaled treatment is the rational mainstay of therapy. Compared to oral medication many patients find the inhaled route is unnatural and this problem is compounded by the fact that many inhalation devices are difficult to use. The pressurized metered dose inhaler (pMDI) was first introduced into clinical practice in 1956. It very quickly became popular with clinicians and remains the most commonly prescribed inhalation device today, even though its basic design has not been modifie…