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  • Glucose monitoring
  • Submitted on 16/04/2025

La metformine provoque-t-elle une hypoglycémie chez les sportifs ?

Je commence un traitement à la metformine pour un pré-diabète, et je suis également sportif. J'ai lu qu'un des mécanismes d'action est la diminution de la gluconéogenèse stimulée par le glucagon. Ma question est de savoir si la metformine peut alors provoquer une crise d'hypoglycémie lors d'un effort physique ? On lit qu'un avantage de la metformine est justement d'éviter les crises d'hypoglycémie car elle n'agit pas sur la sécrétion d'insuline. Mais si elle inhibe l'action du glucagon sur le foie, l'effet revient à provoquer une hypoglycémie lors d'un effort sportif ? Avez-vous constaté de telles crises chez des patients sportifs sous metformine ?

1 specialist answered

  • La metformine doit être prise pendant le repas, et non avant de pratiquer du sport.

    Bertrand Kolokou

    General practitioner

    Charleroi

The content of the answers is strictly informative and should not be considered a substitute for medical advice

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