Stellina Study for Diazepam Nasal Spray (Valtoco)

A Clinical Study for 2 to 5 Year Old Children With Epilepsy

The Stellina Study is a clinical study evaluating a single dose of diazepam nasal spray (VALTOCO) as a rescue medication in children aged 2-5 who have been diagnosed with epilepsy. The objectives of the study are to assess the pharmacokinetics (PK) of diazepam after one intranasal dose of VALTOCO as well as assess the long-term safety and tolerability in the six-month open-label safety period.

Watch Now: Overview of At Home Rescue Medications for LGS

Presented by: Michael Chez, MD, Pediatric Epileptologist, Sutter Health, California

*Dr. Michael Chez is a Pediatric Epilepsy Expert and regularly treats LGS patients. This video was recorded in early 2022 at the request of the LGS Foundation to provide information to our family members about this medication. The Foundation does not endorse this or any product and is here only to provide information relevant to patient families. 

Additional Information:

View the Stellina Study Brochure

Visit the Stellina Study Clinical Webpage 


The information here is not intended to provide diagnosis, treatment, or medical advice and should not be considered a substitute for advice from a healthcare professional. The content provided is for informational purposes only. LGS Foundation is not responsible for actions taken based on the information included on this webpage. Please consult with a physician or other healthcare professional regarding any medical or health-related diagnosis or treatment options.


Updated: 7/25/23