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New hot flash pill shows promise for japanese women in major safety study

NCT ID NCT06206421

Completed Symptom relief Sponsor: Astellas Pharma Inc Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a medicine called fezolinetant to see if it is safe for Japanese women with hot flashes from menopause. About 277 women took either the medicine or a placebo (a dummy pill) once a day for up to a year. The main goal was to check for side effects and how well the women tolerated the treatment.

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Conditions

The condition(s) this trial relates to.

Hot Flashes

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HOT FLASHES

Contacts and locations

Locations

  • Chieko Yukika Lady's Clinic

    Sendai, Miyagi, Japan

  • Daido Clinic

    Nagoya, Aichi-ken, Japan

  • Ginza Yoshida Medical Clinic

    Chuo-ku, Tokyo, Japan

  • GyNet Medical Corporation Minamimorimachi Ladies' Clinic

    Osaka, Osaka, Japan

  • Juno Vesta Clinic hatta

    Matsudo-shi, Chiba, Japan

  • Kichijyoji Ladies Clinic

    Musashino-shi, Tokyo, Japan

  • Kotoni Ladies Clinic

    Sapporo, Hokkaido, Japan

  • M's Ladies Clinic

    Sapporo, Hokkaido, Japan

  • Marunouchi no Mori Ladies Clinic

    Chiyoda-ku, Tokyo, Japan

  • Medical Corp.SEIKOUKAI New Medical Research System Clinic

    Hachioji-shi, Tokyo, Japan

  • Medical Corporation Asbo Tokyo Asbo Clinic

    Chuo-ku, Tokyo, Japan

  • Medical Corporation Associa Tamacenter Ladies Clinic

    Tama-Shi, Tokyo, Japan

  • Mori Ladies Clinic

    Fukuoka, Fukuoka, Japan

  • Motomachi Ladies Clinic

    Yokohama, Kanagawa, Japan

  • NISHIKAWA Women's Health Clinic

    Sapporo, Hokkaido, Japan

  • Ninomiya Ladies Clinic

    Osaka, Osaka, Japan

  • Rikako Ladies Clinic

    Osaka, Osaka, Japan

  • Shimamura Memorial Hospital

    Nerima-ku, Tokyo, Japan

  • Shimizu Ladies Clinic

    Sakai-shi, Osaka, Japan

  • Shimodaira Ladies Clinic

    Suginami-ku, Tokyo, Japan

  • Tennoji Chihiro Women's Clinic

    Osaka, Osaka, Japan

  • Women's Clinic LUNA Yokohama Motomachi

    Yokohama, Kanagawa, Japan

  • Yukawa Women'S Clinic

    Nishi-Tokyo-shi, Tokyo, Japan

  • jMOG Medical Corporation Tanabe Ladies' Clinic

    Takatsuki-shi, Osaka, Japan

More trials for these conditions

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