Drug treatment for severe wheezing in dogs

If a dog has severe wheezing for a long time, you need to pay attention to the fact that it may be due to asthma, and timely drug treatment is needed. To treat asthma, you need to use bronchial aids. Relaxing drugs, such as beta2 agonists and theophyllines. β2 agonists mainly stimulate the β2-receptors of airway smooth muscles, activate adenylyl cyclase, increase the intracellular cyclic adenosine monophosphate content, thereby relaxing bronchial smooth muscles, and are the first-choice drugs to control the symptoms of acute asthma attacks. β2 agonists can be administered by inhalation, oral administration or intravenous injection. Generally, they can be inhaled and have rapid effects. In addition to inhibiting phosphodiesterase and increasing cAMP concentration in smooth muscle cells, theophylline also has adenosine receptors. Antagonistic effect; and can promote the secretion of epinephrine in the body; enhance airway ciliary clearance function and anti-inflammatory effect.