Safety profile and clinical activity of multiple subcutaneous doses of MEDI-528, a humanized anti-interleukin-9 monoclonal antibody, in two randomized phase 2a studies in subjects with asthma
2011

Safety and Effectiveness of MEDI-528 in Asthma Patients

Sample size: 36 publication 10 minutes Evidence: moderate

Author Information

Author(s): Parker Joseph M, Oh Chad K, LaForce Craig, Miller S David, Pearlman David S, Le Chenxiong, Robbie Gabriel J, White Wendy I, White Barbara, Molfino Nestor A

Primary Institution: MedImmune, LLC

Hypothesis

Can multiple subcutaneous doses of MEDI-528, a humanized anti-IL-9 monoclonal antibody, improve asthma control and safety in patients with asthma?

Conclusion

MEDI-528 demonstrated an acceptable safety profile and potential clinical activity in patients with mild to moderate asthma.

Supporting Evidence

  • In study 1, only 1 out of 27 MEDI-528-treated subjects had an asthma exacerbation compared to 2 out of 9 in the placebo group.
  • Study 2 showed a trend in reduced maximum decrease in FEV1 post-exercise for MEDI-528 compared to placebo.
  • No anti-MEDI-528 antibodies were detected in either study.

Takeaway

This study tested a new medicine for asthma called MEDI-528, and it seemed safe and might help people breathe better.

Methodology

Two randomized, placebo-controlled studies were conducted with adults receiving MEDI-528 or placebo subcutaneously twice weekly for 4 weeks.

Potential Biases

Potential bias due to the small sample size and the premature halt of one study.

Limitations

The studies were limited by small sample sizes and mild disease severity of participants.

Participant Demographics

Adults aged 18-65 years with mild asthma; predominantly white and female.

Statistical Information

P-Value

0.148

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2466-11-14

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