Differential response by adolescents to naproxen sodium therapy for spasmodic and congestive dysmenorrhea

The purpose of this study was to determine whether adolescents with “spasmodic” dysmenorrhea (SD) versus “congestive” dysmenorrhea (CD) respond differently to naproxen sodium therapy. Forty-five females ages 12–18 years were pretested and randomly assigned in a double-blind fashion to one of five treatment regimens of various dosages of naproxen sodium and placebo. Subjects were posttested at one, two, and three months. Subjects with initial Menstrual Symptom Questionnaire (MSQ) scores of >- 76 were classified as SD ( n=28) and those with scores of