Effects of PDE-3 inhibition in persistent post-traumatic headache: evidence of cAMP-dependent signaling

Autor: Haidar M. Al-Khazali, Rune H. Christensen, Basit Ali Chaudhry, Anna G. Melchior, Messoud Ashina, Rami Burstein, Håkan Ashina
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: The Journal of Headache and Pain, Vol 25, Iss 1, Pp 1-10 (2024)
Druh dokumentu: article
ISSN: 1129-2377
DOI: 10.1186/s10194-024-01762-x
Popis: Abstract Background Phosphodiesterase 3 (PDE-3) inhibition have been implicated in the neurobiologic underpinnings of migraine. Considering the clinical similarities between migraine and persistent post-traumatic headache (PPTH), we aimed to ascertain whether PDE-3 inhibition can elicit migraine-like headache in persons with PPTH. Methods We tested cilostazol, which inhibits PDE-3, in a randomized, double-blind, placebo-controlled, two-way crossover study involving persons with PPTH attributed to mild traumatic brain injury. The randomized participants were allocated to receive oral administration of either 200-mg cilostazol or placebo (calcium tablet) on two separate experiment days. The primary end point was the incidence of migraine-like headache during a 12-hour observation window post-ingestion. The secondary endpoint was the area under the curve (AUC) for reported headache intensity scores during the same observation window. Results Twenty-one persons underwent randomization and completed both experiment days. The mean participants’ age was 41.4 years, and most (n = 17) were females. During the 12-hour observation window, 14 (67%) of 21 participants developed migraine-like headache post-cilostazol, in contrast to three (14%) participants after placebo (P =.003). The headache intensity scores were higher post-cilostazol than after placebo (P
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