Regulatory and Washington

WASHINGTON — Two nonprofit groups focused on asthma and allergies will merge to combine their efforts.

The Kids with Food Allergies Foundation will become a division of the Asthma and Allergy Foundation of America, and the combined organization will provide education, advocacy, research, social networking and support for families living with the diseases. The groups' boards agreed to merge in 2012.

NEW YORK — Jewelry maker Tiffany & Co. is suing Costco Wholesale, alleging that the club retailer falsely marketed diamond engagement rings as coming from the New York-based jeweler, according to published reports.

News media reported that Tiffany filed suit against Issaquah, Wash.-based Costco in the Federal District Court in Manhattan.

BOSTON — According to research published Thursday in the New England Journal of Medicine, not all respiratory ailments that generate influenza-like symptoms can be attributed to the flu. The human metapneumovirus — which is not a strain of influenza, is impervious to antiviral medicines like Tamiflu and does not have an available vaccine according to reports — causes just as many hospitalizations and outpatient visits among children as does the flu. 

HOFFMAN ESTATES, Ill. — Sears Holdings, the parent company of mass merchandiser Kmart, is throwing its support behind a bill that would grant states authority to enforce existing sales tax laws and require out-of-state online retailers to collect and remit sales taxes on sales made to their residents.

The Marketplace Fairness Act was sponsored by Sens. Dick Durbin, D-Ill.; Mike Enzi, R-Wyo.; Lamar Alexander, R-Tenn.; and Heidi Heitkamp, D-N.D.; as well as Reps. Steve Womack, R-Ark.; Kristi Noem, R-S.D.; Peter Welch, D-Vt.; and John Conyers, D-Mich.

WASHINGTON — Two Democrats from West Virginia are sponsoring legislation in the House and Senate to combat prescription drug abuse.

ARLINGTON, Va. — The philanthropic arm of the National Association of Chain Drug Stores is supporting various heart-health programs around the country to support a Department of Health and Human Services campaign.

The NACDS Foundation announced the launch of the NACDS Foundation and Million Hearts "Heart to Heart Community Health Fairs," supporting HHS' "Team Up, Pressure Down" campaign. Various initiatives will take place in all 50 states, the District of Columbia and Puerto Rico.

SILVER SPRING, Md. — The Food and Drug Administration has accepted the resubmission of a regulatory approval application from United Therapeutics for a drug to treat pulmonary arterial hypertension, the drug maker said Thursday.

The FDA originally declined to approve the drug, treprostinil diolamine extended-release tablets, in a letter submitted to the company in October 2012.

The agency plans to decide whether or not to approve the drug in March of this year, United Therapeutics said.

ATLANTA — Between 2006 and 2010, 1-in-9 sexually experienced women between the ages of 15 and 44 years had used emergency contraception at least once, the National Center for Health Statistics noted in a report released Wednesday. Use of emergency contraception, such as Plan B One-Step, was the most common among women between the ages of 20 and 24 years, those who never married, Hispanic or non-Hispanic white women, and those who attended college. 

That compares with 2-in-5 women who used emergency contraception in 2002 and fewer than 1-in-10 women in 1995.