As noted on another page on this website, many cases have been published in which psychostimulant medications were associated with Raynaud’s phenomenon (for example, Monteerarat and Pariwatcharakul, 2019; Gnavel, 2018; Bayram and Hergüner, 2015; Iglesias Otero et al., 2013; Syed and Moore, 2008) or blue toes (Al Aboud et al., 2011). The association between stimulant…