Study to Evaluate the Pharmacokinetics and Pharmacodynamics of AZD4604 Given Via the Turbuhaler® Device in Adults With Mild Asthma.

The study will investigate the Pharmacokinetic (PK), Pharmacodynamic (PD), the safety and tolerability of AZD4604, as well as to examine the effect of Fractional exhaled Nitric Oxide (FeNO) following the administration of the multiple doses of AZD4604 via Turbuhaler device.