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Randomised trial, 1995

Do desipramine and methylscopolamine help premenstrual syndrome?

Both significantly reduced PMS symptoms compared to baseline with similar effectiveness. The study was very small with no placebo control, making it hard to be certain of the true effect.

Moderate study design 14 women with PMS meeting DSM-III-R criteria for late luteal phase dysphoric disorder

What they did

14 women with PMS received desipramine and methylscopolamine bromide in random order using a double-blind crossover design, with each medication given for 3 months. Assessments were done retrospectively and prospectively.

What they found

Both desipramine and methylscopolamine significantly reduced PMS symptoms compared to baseline, with no significant difference between them. Findings suggest both anticholinergic and noradrenergic pathways may be involved in PMS.

What it means for you

Both medications may help PMS symptoms. However, the study was very small (14 patients) and had no placebo control group, so we cannot be sure how much improvement was due to the medication versus other factors or expectations.

14

women with PMS

3 months

duration per medication

double-blind

study design type

About the study

Original title
Premenstrual syndrome: a double-blind controlled trial of desipramine and methylscopolamine
Authors
Taghavi E, Menkes DB, Howard RC et al.
Journal
International clinical psychopharmacology
Year
1995
Study design
Randomised trial
What was tested
Desipramine versus methylscopolamine bromide

Topics