New hope for Parkinson's patients battling psychosis

NCT ID NCT06068465

First seen Feb 28, 2026 · Last updated May 15, 2026 · Updated 7 times

Summary

This study tested a drug called pimavanserin to see if it safely reduces hallucinations and delusions in people with Parkinson's disease. 248 adults aged 40 and older with Parkinson's-related psychosis took either the drug or a placebo for 43 days. The goal was to measure how much their symptoms improved.

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Contacts and locations

Locations

  • Beijing Hospital

    Beijing, Beijing Municipality, 100005, China

  • Guangdong Provincial Peoples Hospital

    Guangzhou, Guangdong, 510000, China

  • Huai'an Second People's Hospital

    Huaian, Jiangsu, 223022, China

  • Inner Mongolia Autonomous Region People's Hospital

    Hohhot, Inner Mongolia, 010000, China

  • Mianyang Central Hospital

    Mianyang, Sichuan, 621099, China

  • Nanjing Drum Tower Hospital

    Nanjing, Jiangsu, 210008, China

  • Peking University Sixth Hospital

    Beijing, Beijing Municipality, 100191, China

  • People's Hospital of Ningxia Hui Autonomous Region

    Yinchuan, Ningxia, 750002, China

  • Qilu Hospital of Shandong University

    Jinan, Shandong, 250012, China

  • Qilu Hospital of Shandong University(Qingdao)

    Qingdao, Shandong, 266035, China

  • Ruijin Hospital

    Shanghai, Shanghai Municipality, 200025, China

  • The Affiliated Hospital of Guizhou Medical University

    Guiyang, Guizhou, 550001, China

  • The Affiliated Hospital of Xuzhou Medical University

    Xuzhou, Jiangsu, 221004, China

  • The First Affiliated Hospital of Anhui Medical University

    Hefei, Anhui, 230061, China

  • The First Affiliated Hospital of Chongqing Medical University

    Chongqing, Chongqing Municipality, 400016, China

  • The First Affiliated Hospital of Fujian Medical University

    Fuzhou, Fujian, 350005, China

  • The First Affiliated Hospital of Zhengzhou University

    Zhengzhou, Henan, 450052, China

  • The First Hospital of China Medical University

    Shenyang, Liaoning, 110002, China

  • The First Hospital of Jilin University

    Changchun, Jilin, 130021, China

  • The Second Affiliated Hospital of Nanchang University

    Nanchang, Jiangxi, 330008, China

  • The Second Affiliated Hospital of Soochow University

    Suzhou, Jiangsu, 215004, China

  • The Second Hospital of HeBei Medical University

    Shijiazhuang, Hebei, 050005, China

  • The Third Xiangya Hospital of Central South University

    Changsha, Hunan, 410013, China

  • Tianjin Huanhu Hospital

    Tianjin, Tianjin Municipality, 300222, China

  • West China Hospital of Sichuan University

    Chengdu, Sichuan, 610041, China

  • Xuan Wu Hospital

    Beijing, Beijing Municipality, 100053, China

  • Zhongda Hospital Southeast University

    Nanjing, Jiangsu, 210009, China

Conditions

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