Evoke Gets NDA Deficiency Letter on Gimoti

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FDA has sent Evoke Pharma a multi-disciplinary review letter on its 505(b)(2) NDA for Gimoti (metoclopramide), a nasal spray indicated for treating gastroparesis. The letter, according to Evoke, identifies three NDA sections with deficiencies and concerns. These incude: Chemistry (combination product quality control and reproducibility specific to the commercially available sprayer device used with Gimoti); Clinical (lack of adequate information to support sex-based efficacy differences); and Clinical Pharmacology (maximum concentration (Cmax) not within the parameters for bioequivalence for abbreviated NDAs).

 

These preliminary findings are not final and the agency has not changed the user fee review action target of 4/1, according to the company. It plans to respond to the deficiencies promptly to allow time for potential FDA review prior to the user fee date.

 

Diabetic gastroparesis is a gastrointestinal disorder affecting millions of patients worldwide where the stomach takes too long to empty its contents resulting in serious digestive system symptoms. The gastric delay caused by gastroparesis can also compromise absorption of orally administered medications. Metoclopramide is currently available only in oral and injectable formulations and is the only drug currently approved in the U.S. to treat gastroparesis, Evoke says.

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