Active — Not RecruitingPhase 1

Sphenopalatine Ganglion Block and Cold Induced Headaches

United States30 participantsStarted 2025-01-01

Plain-language summary

The primary objective of this study is to determine if a sphenopalatine ganglion (SPG) block, performed through intranasal atomization of 4% lidocaine, is able to prevent cold induced cephalgia ("Brain Freeze"). Secondary objectives will be to determine the degree of decreased pain/duration of brain freeze after sphenopalatine ganglion block

Who can participate

Age range18 Years

SexALL

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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Wright State University Emergency Medicine (EM) resident physicians and Wright State Boonshoft School of Medicine medical students * Over the age of 18 years * Has gotten at least one brain freeze in their life Exclusion Criteria: * Individuals who have never gotten a brain freeze * Anyone who has had any sort of prior trauma to their oro- or nasopharynx or surgery on their oro- or nasopharynx, not to include dental surgery. * Pregnant patients * History of allergy to local anesthetic

What they're measuring

Does sphenopalatine ganglion (SPG) block prevent cold induced cephalgia

Timeframe: 5 months

Trial details

NCT IDNCT06310200

SponsorWright State University

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2025-05-01

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