Purpose:
This is an initial proof of concept, phase to study to assess the safety and efficacy
tofimilast for the chronic maintenance treatment of adults with persistent asthma
Criteria:
Inclusion Criteria:
- Mild to moderate persistent asthma (NAEPP/GINA Step 2-3)
- Reversibility to albuterol at least 12% and 200 mL
Exclusion Criteria:
- Any significant co-morbid disease, particularly cardiovascular
- Use of any maintenance therapy except short acting bronchodilators
- Smoking history > or = 10 years