Contact Us

National Blood Clot Alliance
PO Box 825687
Philadelphia, PA 19182-5687

Email: info@stoptheclot.org
Phone: 703.935.8845
Toll Free: 877.4.NO.CLOT

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Sign up for NBCA’s mailing list to receive news and updates concerning prevention, treatment, education and advocacy about blood clots and clotting disorders. Find out about NBCA-sponsored events and volunteer opportunities.

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Current News

National Blood Clot Alliance Launches Women and Blood Clots Virtual Institute During Women’s Health Month

PHILADELPHIA, PA, UNITED STATES, May 1, 2026 /EINPresswire.com/ — The National Blood Clot Alliance (NBCA) today announced the upcoming launch of the…

Update April 28, 2026: Blake Burgess Blood Clot Prevention Act Passes Senate

The Blake Burgess Blood Clot Prevention Act (HB 3644) has passed the Oklahoma Senate and is headed to Governor Stitt’s…