S0212 Celecoxib in Treating Patients With High-Grade Squamous Intraepithelial Lesions of the Cervix

DISEASE CHARACTERISTICS: * Histologically confirmed high-grade squamous intraepithelial lesions (HGSIL) of the cervix * Cervical intraepithelial neoplasia (CIN) 2 (moderate dysplasia) OR CIN 3 (severe dysplasia, carcinoma in situ) * Must have remaining HGSIL after biopsy * No suspicion of invasive cancer by colposcopy within the past 28 days * No invasive or preinvasive high-grade intraepithelial neoplasia by endocervical curettage within the past 56 days PATIENT CHARACTERISTICS: Age * 18 and over Performance status * Zubrod 0-1 Life expectancy * Not specified Hematopoietic * Not specified Hepatic * SGOT and SGPT less than 2.0 times upper limit of normal (ULN) * Bilirubin less than 2.0 times ULN Renal * Creatinine less than 2.0 mg/dL Immunologic * No prior asthma, urticaria, or allergic-type reactions to aspirin or other NSAIDs * No allergy to sulfonamides * No known sensitivity to celecoxib * No known AIDS or HIV-associated complex Other * Not pregnant or nursing * Fertile patients must use effective contraception * No other malignancy within the past 5 years except adequately treated basal cell or squamous cell skin cancer or adequately treated stage I or II cancer currently in complete remission PRIOR CONCURRENT THERAPY: Biologic therapy * Not specified Chemotherapy * Not specified Endocrine therapy * Not specified Radiotherapy * No prior pelvic radiotherapy Surgery * See Disease Characteristics Other * More than 3 months since prior topical …