Overview Aminolaevulinic Acid Photodynamic Therapy of Cervical Persistent HPV Infection and Cervical Neoplasia Status: Completed Trial end date: 2017-01-01 Target enrollment: Participant gender: Summary The study will examine the effect of aminolaevulinic acid (ALA) photodynamic therapy (PDT) of cervical precancerous lesions in women. Phase: Phase 2 Details Lead Sponsor: Shanghai Fudan-Zhangjiang Bio-Pharmaceutical Co., Ltd.Shanghai Fudan-Zhangjiang Bio-Pharmaceutical Co.,Ltd.Treatments: Aminolevulinic Acid