It could be as long as 10 months before Sonus Pharmaceuticals gets its EchoGen ultrasound contrast agent on the market, as it moves to comply with the Food and Drug Administration’s concerns about the agent’s new drug application (NDA). Sonus
It could be as long as 10 months before Sonus Pharmaceuticals gets its EchoGen ultrasound contrast agent on the market, as it moves to comply with the Food and Drug Administrations concerns about the agents new drug application (NDA). Sonus of Bothell, WA, met with the FDA on April 27 to discuss the NDA after receiving a not-approvable letter for EchoGen in February (SCAN 3/18/98).
Sonus reported that it plans to submit an amendment to EchoGens NDA in the next two to four months to respond to the FDAs concerns regarding the manufacturing processes for EchoGen, including chemistry and analytical methods validation, as well as the companys analysis of animal and clinical data in the application. Once Sonus submits the amendment, the FDA could take up to six months to review it before rendering a decision.
Study Shows No Impact of Hormone Therapy on PET/CT with 18F-Piflufolastat in PCa Imaging
May 7th 2025For patients with recurrent or metastatic prostate cancer, new research findings showed no significant difference in the sensitivity of 18F-piflufolastat PET/CT between patients on concurrent hormone therapy and those without hormone therapy.