Article continues below advertisementExperts now suggest that GLP-1 weight-loss medications like Ozempic or Mounjaro might have made a difference in the case of Nick Reiner, who allegedly killed his parents, Rob and Michele Reiner, on December 14, 2025. Some experts say weight-loss drugs could theoretically help manage medication-related weight gain, which can impact mental health.Article continues below advertisementSource: @michelereiner/InstagramNick Reiner (middle) gained weight from medication changes before allegedly murdering his parents.Dr.