This randomized controlled prospective study aims to explore the efficacy and safety of using (PEGylated Recombinant Human Granulocyte Stimulating Factor) PEG-rhG-CSF to prevent neutropenia during concurrent chemoradiotherapy of paclitaxel and cisplatin (TP) regimen for cervical cancer. To find out the best time to use PEG-rhG CSF, and to explore investigate the effect of PEG-rhG-CSF on long-term bone marrow function in the process of concurrent chemoradiotherapy, and finally to explore the clinical feasibility of using PEG-rhG-CSF to prevent neutropenia during concurrent chemoradiotherapy of TP regimen for cervical cancer.
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Inclusion Criteria: * 18-70 years old; * Patients with cervical cancer who have not undergone surgery for initial treatment, the international union of gynecology and obstetrics (FIGO) stage IIb-IIIb; Squamous cell carcinoma diagnosed by histopathology. * The expected survival time was more than 8 months; the Eastern Cooperative Oncology Group (ECOG) performance status score≤1; * Bone marrow hematopoietic function is normal before treatment (ANC≥1.8×109/L, PLT≥100×109/L, Hb≥90g/L, WBC≥4.0×109/L); * No obvious abnormality in the ECG examination, and no obvious cardiac dysfunction; * All patients must agree to take effective contraceptive measures during the study period and within 6 months after stopping treatment, and women of childbearing age must have a negative urine pregnancy test prior to treatment administration; * The subjects voluntarily participate in this clinical trial and sign an informed consent form. Exclusion Criteria: * Those who refuse to accept PEG-rh-G-CSF; * Currently conducting clinical trials of other drugs; * Uncontrolled infection before treatment, body temperature ≥ 38℃; * Chronic diseases of the heart, kidney, liver or other important organs; * Patients with severe uncontrolled diabetes; * Pregnant or lactating female patients; * Persons with allergic diseases or allergic constitution, or allergic to this product or other biological products derived from genetically engineered E. coli; * Suspected or confirmed drug, substance or alcohol abuse; * Severe mental or neurological disorders that affect informed consent and/or adverse reaction presentation or observation; * HIV-positive people; * Patients requiring radiation therapy for the retroperitoneal or inguinal region.