Introduction:

The main drawback of the inhaled pathway for drugs administration lies in the difficulty that most patients present to use them correctly. An inappropriate use of those contributes to an inadequate control of asthma.

Objective:

To determine the knowledge on the use of inhalers in asthmatic patients.

Methods:

A descriptive, cross-sectional study was conducted with the 29 patients diagnosed as asthmatics in the Family Doctor´s Office 9, Area II, Cienfuegos province. The variables used were: age, sex, as well as the nine steps to assess in the use of nebulizers. Data were expressed in absolute and relative frequency for a better understanding.

Results:

It was shown that 72.4% of the patients received bad scores predominating errors in the performance of a slow and deep exhalation, in rectifying the curvature of the trachea, in the apnea period and holding the breath for at least 10 seconds.

Conclusions:

The highest number of patients presented a misuse of pressurized aerosols despite being trained by specialists.

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