The side effects of procaterol hydrochloride include panic, hand tremors, and other corresponding clinical adverse reactions. Its clinical indications are mainly for obstructive lung diseases, including bronchial asthma, chronic obstructive pulmonary disease, and other occlusive bronchitis and other corresponding clinical diseases. In addition, if patients experience the above discomfort, it is recommended to conduct corresponding examinations to clarify whether there are other corresponding disease problems, in order to fully assess the condition and give targeted treatment and management.