Ephedrex Plus Expectorant is a combination oral syrup formulated to relieve symptoms associated with respiratory tract conditions characterized by excessive mucus production and bronchospasm. Each 5 ml contains Ambroxol 15 mg, Guaifenesin 50 mg, and Terbutaline 1.5 mg, providing a synergistic effect to facilitate mucus clearance and improve airway patency. Ambroxol acts as a mucolytic agent by breaking down the structure of mucus, thereby reducing its viscosity and promoting easier expectoration. Guaifenesin serves as an expectorant, enhancing the hydration of respiratory tract secretions to facilitate their removal. Terbutaline, a selective beta-2 adrenergic receptor agonist, exerts bronchodilator effects by relaxing bronchial smooth muscle, thus alleviating bronchospasm and improving airflow. Ephedrex Plus is indicated for the symptomatic management of acute and chronic bronchitis, asthma exacerbations, and other obstructive airway diseases where mucus hypersecretion and bronchoconstriction coexist. The syrup should be used as directed by a healthcare professional, with caution advised in patients with cardiovascular disorders, hyperthyroidism, or hypersensitivity to any component. Common side effects may include tremors, palpitations, and gastrointestinal discomfort. This combination therapy offers a comprehensive approach to respiratory symptom relief by targeting mucus viscosity, secretion clearance, and airway constriction simultaneously.