AZD7594

To Assess the Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of Ascending Doses of Inhaled AZD7594

A Study to Evaluate the Disposition of Drug in Body and Safety After Administration of Single Inhaled Doses of Drugs Abediterol and AZD7594 Administered Alone, in Fixed Dose Combination and in Free Combination Using the Dry Powder Inhaler in Healthy Male Participants

A Study to Assess the Pharmacokinetics (PK), Pharmacodynamics (PD) and Safety of 2-Week Treatment With Inhaled AZD7594 in Adolescents (12 to 17 Years) With Asthma

A Study to Evaluate the Amount of Drug That Becomes Available to the Blood Circulation When Inhaled by a Nebulizer and Dry Powder Inhaler in Healthy Subjects.