A nasal spray reaches a woman's brain differently depending on the week, study finds

Researchers have discovered that the efficacy of the nasal drug davunetide in treating brain disorders varies significantly based on sex. The study suggests that previous clinical trials may have failed because they averaged results across genders, masking the drug's potential benefits for women.
Why it matters
This highlights the importance of sex-disaggregated data in medical research to ensure treatments are effective for all patient populations.
edited by Sadie Harley , reviewed by Robert Egan
The article reports on scientific findings without political or ideological framing.
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