A Single Blind Study to Evaluate the Safety, Tolerability and Explore the Efficacy of 8.0 mg ASM8 Inhaled Daily for 14 Days in Severe Asthma

The safety and tolerability of ASM8 will be assessed by performing a physical exam and vital signs, measuring the use of concomitant medication, routine laboratory tests, urinalysis, sputum analysis, serum IL-1 and TNF-α, lung carbon monoxide diffusion capacity, pulse oximetry and measuring AEs There are 5 study phases: screening (phase 1), run-in (phase 2), treatment A (phase 3) with Active or Placebo, treatment B(phase 4) with Active or Placebo and end of study (phase 5) that includes a wash out period and a final visit.