Efficacy and Safety Study of DX-88 to Treat Acute Attacks of Hereditary Angioedema (HAE)

Summary

The purpose of this study is to determine if a subcutaneous dose of DX-88 (ecallantide; an investigational product) is safe and relieves symptoms of HAE in patients suffering from moderate to severe acute attacks of HAE.

Timeline

Start

2005-12-31

Primary completion

2005-12-31

Completion

2007-02-28

Outcome

Met primary endpoint

registry analysis (unspecified test); Ecallantide vs Placebo; p = 0.037; non-parametric Wilcoxon Rank Sum test NCT00262080 ↗

Publications

• Rubinstein E, Stolz LE, Sheffer AL, Stevens C, Bousvaros A. Abdominal attacks and treatment in hereditary angioedema with C1-inhibitor deficiency. BMC Gastroenterol. 2014 Apr 9;14:71. doi: 10.1186/1471-230X-14-71.
• MacGinnitie AJ, Davis-Lorton M, Stolz LE, Tachdjian R. Use of ecallantide in pediatric hereditary angioedema. Pediatrics. 2013 Aug;132(2):e490-7. doi: 10.1542/peds.2013-0646. Epub 2013 Jul 22.
• Sheffer AL, MacGinnitie AJ, Campion M, Stolz LE, Pullman WE. Outcomes after ecallantide treatment of laryngeal hereditary angioedema attacks. Ann Allergy Asthma Immunol. 2013 Mar;110(3):184-188.e2. doi: 10.1016/j.anai.2012.12.007. Epub 2013 Jan 5.
• Bernstein JA, Shea EP, Koester J, Iarrobino R, Pullman WE. Assessment of rebound and relapse following ecallantide treatment for acute attacks of hereditary angioedema. Allergy. 2012 Sep;67(9):1173-80. doi: 10.1111/j.1398-9995.2012.02864.x. Epub 2012 Jul 5.
• Riedl M, Campion M, Horn PT, Pullman WE. Response time for ecallantide treatment of acute hereditary angioedema attacks. Ann Allergy Asthma Immunol. 2010 Dec;105(6):430-436.e2. doi: 10.1016/j.anai.2010.09.005. Epub 2010 Oct 25.
• Cicardi M, Levy RJ, McNeil DL, Li HH, Sheffer AL, Campion M, Horn PT, Pullman WE. Ecallantide for the treatment of acute attacks in hereditary angioedema. N Engl J Med. 2010 Aug 5;363(6):523-31. doi: 10.1056/NEJMoa0905079.

Drugs

Indications