PRL and erythema multiforme: The mean ± standard deviation (SD) of serum prolactin levels of the CM subjects (1.82 ± 0.94) and ictal EM subjects (1.93 ± 1.70) were comparable and significantly higher than for interictal EM subjects (0.82 ± 0.46) and control subjects (0.49 ± 0.15) (p < .001).