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Hereditary Angioedema

CSL's Berinert Receives Expanded Approval from European Health Authorities

berinert

Today, CSL Behring announced that European health authorities have approved an extended use of its hereditary angioedema (HAE) drug Berinert.

The C1-esterase inhibitor (C1-INH) concentrate has been approved for pre-procedure prevention (short-term prophylaxis) of acute episodes of HAE in adult and pediatric patients who are undergoing medical, dental or surgical procedures.

“This important approval supports the established treatment recommendations for the use of C1-INH concentrate as first-line therapy for prevention of potentially life-threatening HAE attacks triggered by surgical or dental procedures,” Professor Konrad Bork, MD, Department of Dermatology, Johannes Gutenberg University, Mainz, Germany said in a statement.

“I am very pleased, as with this expanded indication of Berinert, we now have the first approved preventive therapy to protect children with this hereditary condition who are undergoing surgery,” Inmaculada Martinez-Saguer, MD, Hamophilie Zentrum Rhein Main, Morfelden-Walldorf, Germany commented.

HAE is a rare, serious and sometimes life-threatening genetic disorder. In Europe, Berinert is also indicated for the treatment of acute HAE attacks at all body sites in adults and children, as well as for self-administration by intravenous infusion for eligible and trained patients. Results from clinical studies have shown that use of Berinert at the onset of an HAE attack brings a patient significantly faster relief and reduces the severity of the attack compared to placebo.

“CSL Behring is pleased to provide Berinert to HAE patients in Europe as a treatment for acute attacks and now as a preventive therapy for those undergoing procedures like tooth extractions,” Val Romberg, Senior Vice President, Research and Development for CSL Behring said in a statement. “As part of our ongoing commitment to advance the care and improve the lives of people with rare and serious disorders, we are continuously enhancing our product portfolio with new therapies and approved new uses for established products such as Berinert.”

Source: CSL Behring

Last Updated: 4/16/13; 10:40AM EST

CSL Behring Launches Co-Pay Assistance Program for Berinert Patients

csl

CSL Behring recently announced the launch of a financial assistance program aimed to help cover high expenses of treating hereditary angioedema (HAE).

The co-pay assistance program will cover patients’ out-of-pocket expenses for Berinert, a C1 Esterase Inhibitor (Human), indicated for the treatment of acute laryngeal, facial and abdominal attacks of HAE. The Berinert Co-Pay BENefit is a new addition to the Berinert Expert Network (BEN), which is a full-service support program for healthcare providers and HAE patients and caregivers.

According to the company, CSL Behring will coordinate with the patient’s specialty pharmacy in order to cover up to $12,000 in out-of-pocket co-pay costs in eligible expenses per year. The program is available to insured US residents who are 12 years or older and who receive Berinert through a specialty pharmacy. The program excludes patients who are covered by state or federal funded programs including Medicare, Medicaid and Veterans Health Insurance.

“Berinert Co-Pay BENefit is the most recent example of CSL Behring’s commitment to provide HAE patients and healthcare providers with quality products and comprehensive service and support programs,” Lynne Powell, Sr. VP of North American Commercial Operations said. “For many hereditary angioedema patients, enrollment in this program will increase their access to Berinert and result in no out-of-pocket expenses related to treatment.”

Hereditary Angioedema is a rare genetic disorder resulting from a deficiency of C1-INH that occurs in about 1 in 10,000 to 1 in 50,000 people. It causes swelling in the face, abdomen, larynx and extremities of the body. HAE attacks in the face or throat can cause airway closure, asphyxiation and death if untreated.

“As a person with HAE, I understand first-hand the difficulties patients experience dealing with confusing insurance reimbursement issues,” Janet Long, HAE patients and Executive Vice President of the Hereditary Angioedema Association said in a press release. “As an organization, we are extremely grateful for programs that help ease the financial burden faced by HAE patients.”

 

Source: CSL Behring

Last Updated: 1/9/13; 3:55PM EST

ViroPharma Launches ‘Moments Missed’ Campaign for Hereditary Angioedema

ViroPharma - Moments Missed CampaignViroPharma has launched a new, unbranded campaign focusing on the emotional toll Hereditary Angioedema (HAE) patients experience while coping with the debilitating genetic disorder. The pharmaceutical manufacturer announced the campaign on Wednesday, launching the website http://momentsmissed.com.

The campaign focuses on HAE patient’s emotional and psychological strain, which stems from the diseases unpredictable and frequent attacks. The attacks are known to cause patients both anxiety and depression.

 

"Through this campaign, we hope to illustrate that HAE is not just an acute clinical condition, but can also be an emotional and psychological burden to patients," said Frank Nazzario, associate director of marketing, "HAE is a life-altering disease that interferes with work, school, travel and social life."

The website for the campaign highlights key facts and figures depicting the true emotional burden of HAE. The site also offers treatment options and resources for patients, including questionnaires and print versions of infographics on the emotional burden of HAE.

Analysis Finds Improvements in Health-Related Quality of Life for Hereditary Angioedema Patients Treated with C1-Inhibitor

csl behring

King of Prussia, PA — A high level of health-related quality of life (HRQoL) is achievable for patients managing hereditary angioedema (HAE), a rare and serious genetic disorder, when effective treatment such as C1-inhibitor (INH) concentrate is available, according to a prospective patient assessment published recently in Allergy & Asthma Proceedings, the official journal of Regional, State & Local Allergy, Asthma and Immunology Societies (RSLAAIS) and the American Association of Certified Allergists (AACA). More than half of the HAE patients participating in the assessment reported feeling somewhat or much better with the availability of C1-INH concentrate, and more than 80 percent of participants indicated a more optimistic outlook on the future.


"The unpredictability, pain and potentially life-threatening nature of acute HAE attacks has been shown to dramatically impact patients’ health-related quality of life, but limited research has been conducted regarding their HRQoL while being treated for those attacks," said Timothy J. Craig, D.O., Professor of Medicine and Pediatrics at Penn State University in Hershey, Pennsylvania, and one of the study’s investigators. "Based on our findings, the availability of C1-INH for the treatment of acute attacks of HAE appears to provide patients with a better outlook on the future and a greater level of security in disease treatment."


For people living with HAE, episodes of edema, or swelling, in various body locations, can have a significant impact on QoL. Patients who have abdominal attacks of HAE can experience episodes of extreme pain, diarrhea, nausea and vomiting caused by swelling of the intestinal wall. HAE attacks that involve the face or throat can result in airway closure, asphyxiation and, if untreated, death.


Study Design and Key Findings
The prospective patient assessment included a subset of 28 participants enrolled in the International Multicenter Prospective Angioedema C1-Inhibitor Trial (I.M.P.A.C.T) 2 study. During their participation in the study, participants had the opportunity to complete a short form (SF) 12, a multipurpose generic measure of HRQoL, every three months. The QoL impact of the availability of C1-INH concentrate was also evaluated.


Of the 28 patients participating in the survey, 18 subjects completed 60 quarterly SF-12 questionnaires, and 13 submitted SF-12 assessments for a time period of longer than three months. Results from the survey showed mean scores ranging from 44.8 to 93.2, with only one participant reporting a score less than 50. Mean SF-12 scores among the four participants with the greatest number of treated attacks (47 – 106 attacks per subject) ranged from 70.6 to 82.7. When questioned on the impact of having C1-INH readily available, the majority of patients reported feeling much or somewhat better compared to prior experience without it.


About I.M.P.A.C.T. 2
Findings of I.M.P.A.C.T. 2 were based on treatment with 20 U/kg bodyweight of C1-INH in 1,085 episodes of HAE attacks at any body location in 57 patients. The main study end-points were time to onset of symptom relief, time to complete resolution of all symptoms and safety. No drug-related serious adverse events were reported, nor were any rebound effects observed following C1-INH administration.


About CSL Behring
CSL Behring is a global leader in the plasma protein biotherapeutics industry. Passionate about improving the quality of patients' lives, CSL Behring manufactures and markets a range of safe and effective plasma-derived and recombinant products and related services. The company's therapies are used in the treatment of immune deficiency disorders, hereditary angioedema, hemophilia, von Willebrand disease, other bleeding disorders and inherited emphysema. Other products are used for the prevention of hemolytic diseases in the newborn, in cardiac surgery, organ transplantation and in the treatment of burns. The company also operates one of the world's largest plasma collection networks, CSL Plasma. CSL Behring is a subsidiary of CSL Limited, a biopharmaceutical company with headquarters in Melbourne, Australia. For more information, visit www.cslbehring.com.

Source: CSL Behring
Last Updated: 11/9/12; 9:30AM EST

FDA Allows Halozyme & ViroPharma to Resume Clinical Trials for HAE Drug

EXTON, Pa. and SAN DIEGO, Sept. 21, 2012 /PRNewswire/ -- ViroPharma Incorporated (Nasdaq: VPHM) and Halozyme Therapeutics, Inc. (Nasdaq: HALO) announced today that the U.S. Food & Drug Administration (FDA) has provided guidance enabling ViroPharma to resume clinical studies of the subcutaneous administration of Cinryze in combination with rHuPH20. The FDA informed ViroPharma that based upon their ongoing assessment, the FDA believes the potential safety signals regarding antibodies to rHuPH20 that were detected in the clinical development program of another company's product are limited to that specific program. According to Halozyme, the detected antibodies were non-neutralizing and not associated with any clinical adverse events. The FDA has advised ViroPharma to amend the study protocol, allowing for increased laboratory sampling to monitor rHuPH20 antibody levels, and keep the Agency informed of elevated antibody levels during the treatment phase of the study.

ViroPharma intends to provide additional commentary on next steps and timing at ViroPharma's analyst day event scheduled to begin at 9:00 A.M. E.T. today.  To access the webcast of ViroPharma's analyst day, please visit www.viropharma.com.


About Cinryze® (C1 esterase inhibitor [human])
Cinryze is a highly purified, pasteurized and nanofiltered plasma-derived C1 esterase inhibitor product.  In the U.S., Cinryze is approved by the FDA for routine prophylaxis against angioedema attacks in adolescent and adult patients with HAE.  In the E.U., the product is approved by the EMA for the treatment and pre-procedure prevention of angioedema attacks in adults and adolescents with hereditary angioedema (HAE), and routine prevention of angioedema attacks in adults and adolescents with severe and recurrent attacks of hereditary angioedema (HAE), who are intolerant to or insufficiently protected by oral prevention treatments or patients who are inadequately managed with repeated acute treatment. Cinryze is for intravenous use only.


Severe hypersensitivity reactions to Cinryze may occur.  Thrombotic events have occurred in patients receiving Cinryze, and in patients receiving off-label high dose C1 inhibitor therapy.  Monitor patients with known risk factors for thrombotic events.  With any blood or plasma derived product, there may be a risk of transmission of infectious agents, e.g. viruses and, theoretically, the CJD agent. The risk has been reduced by screening donors for prior exposure to certain virus infections and by manufacturing steps to reduce the risk of viral transmission including pasteurization and nanofiltration.

The most common adverse reactions in clinical trials associated with Cinryze were rash, headache, nausea, erythema, phlebitis and local reactions at the injection site.  Adverse events of sinusitis and upper respiratory infection also were observed in clinical trials.  No drug-related serious adverse events (SAEs) were reported in clinical trials.

Please visit http://www.viropharma.com/products/cinryze.aspx for the full U.S. Prescribing Information; the prescribing information for other countries can be found at www.viropharma.com.

 

About Enhanze™ Technology
Enhanze™ technology is a proprietary drug delivery platform using Halozyme's first approved enzyme, recombinant human hyaluronidase or rHuPH20. When formulated with other injectable drugs, Enhanze technology can facilitate the subcutaneous dispersion and absorption of these drugs. Molecules as large as 200 nanometers may pass freely through the extracellular matrix, which recovers its normal density within approximately 24 hours, leading to a drug delivery platform which does not permanently alter the architecture of the skin. The principal focus of Halozyme's Enhanze technology platform is the use of rHuPH20 to facilitate subcutaneous administration for large molecule biological therapeutics, some of which currently require intravenous administration.

 

About Hereditary Angioedema (HAE)

HAE is a rare, severely debilitating, life-threatening genetic disorder caused by a deficiency of C1 inhibitor, a human plasma protein. This condition is the result of a defect in the gene controlling the synthesis of C1 inhibitor. C1 inhibitor maintains the natural regulation of the contact, complement, and fibrinolytic systems, that when left unregulated, can initiate or perpetuate an attack by consuming the already low levels of endogenous C1 inhibitor in HAE patients. Patients with C1 inhibitor deficiency experience recurrent, unpredictable, debilitating, and potentially life threatening attacks of inflammation affecting the larynx, abdomen, face, extremities and urogenital tract. Patients with HAE experience approximately 20 to 100 days of incapacitation per year. There are estimated to be at least 6,500 people with HAE inthe United States and at least 10,000 people in the European Union.

For more information on HAE, visit the HAEi's (International Patient Organization for C1 Inhibitor Deficiencies) website at www.haei.org and the U.S. HAE Association's website at: www.haea.org.

 

About Halozyme
Halozyme Therapeutics is a biopharmaceutical company dedicated to developing and commercializing innovative products that advance patient care. With a diversified portfolio of enzymes that target the extracellular matrix, the Company's research focuses primarily on a family of human enzymes, known as hyaluronidases, that increase the absorption and dispersion of biologics, drugs and fluids. Halozyme's pipeline addresses therapeutic areas, such as diabetes, oncology and dermatology that have significant unmet medical need. The Company markets Hylenex® recombinant (hyaluronidase human injection) and has partnerships with Roche, Baxter, ViroPharma and Intrexon. Halozyme is headquartered in San Diego, CA. For more information on how we are innovating, please visit our corporate website at www.halozyme.com.

 

About ViroPharma Incorporated
ViroPharma Incorporated is an international biopharmaceutical company committed to developing and commercializing novel solutions for physician specialists to address unmet medical needs of patients living with diseases that have few if any clinical therapeutic options, including C1 esterase inhibitor deficiency, treatment of seizures in children and adolescents, adrenal insufficiency (AI), and C. difficileinfection (CDI).  Our goal is to provide rewarding careers to employees, to create new standards of care in the way serious diseases are treated, and to build international partnerships with the patients, advocates, and health care professionals we serve.  ViroPharma's commercial products address diseases including hereditary angioedema (HAE), seizures in children and adolescents, and CDI; for full U.S. prescribing information on our products, please download the package inserts at http://www.viropharma.com/Products.aspx; the prescribing information for other countries can be found at www.viropharma.com.

 

ViroPharma routinely posts information, including press releases, which may be important to investors in the investor relations and media sections of our company's web site, www.viropharma.com. The company encourages investors to consult these sections for more information on ViroPharma and our business.

 

ViroPharma Forward Looking Statements
Certain statements in this press release contain forward-looking statements that involve a number of risks and uncertainties. Forward-looking statements provide our current expectations or forecasts of future events, including the therapeutic indication and use, safety, efficacy, tolerability and potential of Cinryze and our focus, goals, strategy, research and development programs, and ability to develop pharmaceutical products, commercialize pharmaceutical products, and execute on our plans including clinical development activities with Cinryze related to subcutaneous administration in combination with rHuPH20. There can be no assurance that clinical investigations of products in combination with rHuPH20 can resume in a timeframe that we expect, or that the FDA will not request additional information prior to permitting such clinical investigations may begin.  Additionally, any future studies with Cinryze utilizing subcutaneous administration in combination with rHuPH20 may not yield positive results or support further development of Cinryze for subcutaneous administration in combination with rHuPH20. The FDA or EMA may view the data regarding subcutaneous administration of Cinryze in combination with rHuPH20 as insufficient or inconclusive, request additional data, require additional clinical studies, delay any decision past the time frames anticipated by us, limit any approved indications, or deny the approval of Cinryze for subcutaneous administration in combination with rHuPH20. These factors, and other factors, including, but not limited to those described in our annual report on Form 10-K for the year ended December 31, 2011 and Form 10-Q for the quarters ended March 31, 2012 and June 30, 2012 filed with the Securities and Exchange Commission, could cause future results to differ materially from the expectations expressed in this press release. The forward-looking statements contained in this press release are made as of the date hereof and may become outdated over time. ViroPharma does not assume any responsibility for updating any forward-looking statements. These forward looking statements should not be relied upon as representing our assessments as of any date subsequent to the date of this press release.

 

Halozyme Safe Harbor Statement 
In addition to historical information, the statements set forth above include forward-looking statements (including, without limitation, statements concerning our products in development, potential benefits and attributes, anticipated clinical and regulatory events and our intended actions) that involve risk and uncertainties that could cause actual results to differ materially from those in the forward-looking statements. The forward-looking statements are also identified through use of the words "believe," "enable," "may," "will," "could," "intends," "estimate," "anticipate," "plan," "predict," "probable," "potential," "possible," "should," "continue," and other words of similar meaning. Actual results could differ materially from the expectations contained in forward-looking statements as a result of several factors, including clinical trial enrollment and results, regulatory requirements, adverse effects associated with the use of our products, and competitive conditions. These and other factors that may result in differences are discussed in greater detail in the Company's Quarterly Report on Form 10-Q, filed with the Securities and Exchange Commission on August 9, 2012.

SOURCE ViroPharma Incorporated; Halozyme Therapeutics, Inc.