Licit Substance Use and Premenstrual Syndrome Symptom Severity in Female College Students.

Introduction: Premenstrual syndrome (PMS) affects the majority of women and is characterized by physical, behavioral, and mood symptoms, which can have a profound impact on quality of life. PMS symptoms have also been linked to licit substance use. This study examined the relationships between daily/problem use (DPU) of caffeine (Caf), alcohol (Alc), and tobacco (Cig) and PMS symptomology in a sample of college women.