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Randomised trial, 2005

Does fluoxetine improve sexual drive and desire in women with PMDD?

Fluoxetine showed a trend toward improving sexual drive compared to placebo, though the difference wasn't statistically significant. This suggests SSRIs might help rather than harm sexual drive in women with PMDD.

Strong study design 184 women with PMDD

What they did

Randomized, double-blind, controlled trial where women with PMDD took fluoxetine 20 or 60 mg per day or placebo. They rated their sexual drive and desire in the two weeks before their period and in the other part of their cycle during two baseline cycles and two treatment cycles.

What they found

More women on fluoxetine reported improvement in sexual drive during the two weeks before their period compared to women on placebo, although this trend did not reach statistical significance (P equals 0.057).

What it means for you

This study hints that fluoxetine might actually help sexual drive in women with PMDD, rather than harming it as some worry. The evidence is weak because the difference wasn't quite statistically significant, and the study focused on one specific outcome rather than examining sexual function in detail.

184

women with PMDD

P = 0.057

comparison of fluoxetine versus placebo (not statistically significant)

20 or 60 mg/day

fluoxetine doses tested

About the study

Original title
Assessment of sexual drive and desire in women with premenstrual dysphoric disorder who have been treated with fluoxetine
Authors
Steiner M, MacDougall M, Berger C et al.
Journal
International journal of psychiatry in clinical practice
Year
2005
Study design
Randomised trial
Participants
184
What was tested
Fluoxetine 20 or 60 mg per day

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