On July 14, the U.S. Food and Drug Administration (“FDA” or the “Agency”) issued a warning letter (the “Warning Letter”) to WHOOP, Inc. (“WHOOP”), rejecting WHOOP’s claim that its wearable “Blood Pressure Insights” product...more
Last spring, we wrote about a warning letter the United States Food & Drug Administration (“FDA” or the “Agency”) issued to Agena Bioscience Inc. (the “Agena Warning Letter”) for allegedly promoting its diagnostic product...more
The U.S. Food and Drug Administration (“FDA”) Office of Prescription Drug Promotion (“OPDP”) recently posted a warning letter (the “Letter”, issued on May 29, 2025, to Sprout Pharmaceuticals, Inc. (“Sprout”) and its CEO,...more
On May 21, 2024, the Center for Biologics Evaluation and Research (CBER) at the U.S. Food and Drug Administration (FDA) published a warning letter issued to Akan Biosciences, Inc. (Akan) for unresolved inspection observations...more
On August 4, 2023, the Food and Drug Administration (“FDA”) Office of Prescription Drug Promotion (“OPDP”) issued a Warning Letter to AstraZeneca which stated that the company made misleading claims in a promotional sales aid...more
On June 21, 2023, the U.S. Food and Drug Administration (“FDA”) issued a warning letter to Zyto Technologies, Inc. (“Zyto”), citing Zyto’s promotion of its Hand Cradle Galvanic Skin Response (“GSR”) device and associated...more
On January 31, 2023, the U.S. Food and Drug Administration (FDA) published a Warning Letter to RightEye, LLC (RightEye), the manufacturer of the RightEye Vision System, for misbranding and adulteration. The RightEye Vision...more