The invention relates to a relieving agent for diseases based on bladder and urethral disorders, which contains an active ingredient 3‑ (15‑hydroxypentadecyl) ‑2,4,4‑trimethyl‑2‑cyclohexene‑ 1‑ketone, its salt or its solvate.Based on the disorders of bladder and urethra, dysuria associated with lifestyle diseases (such as diabetic dysuria), idiopathic dysuria, dysuria after pelvic surgery, dysuria associated with spinal cord injury, dysuria associated with spinal stenosis, dysuria associated with benign prostatic hypertrophy, dysuria associated with high-pressure excretion / high-pressure urine storage, neurologic dysuria Any of sexual or non neurogenic lower urinary tract symptoms (LUTS), detrusor sphincter dyssynergia, and detrusor bladder neck dyssynergia.本發明涉及一種用於基於膀胱尿道協同失調的疾病的緩解劑,其包含活性成分3‑(15‑羥基十五烷基)‑2,4,4‑三甲基‑2‑環己烯‑1‑酮、其鹽或其溶劑化物。基於膀胱尿道協同失調的疾病是伴隨生活習慣疾病的排尿困難(例如糖尿病排尿困難)、特發性排尿困難、骨盆手術後排尿困難、伴隨脊髓損傷的排尿困難、伴隨椎管狹窄的排尿困難、伴隨良性前列腺肥大的排尿困難、伴隨高壓排泄/高壓尿儲存的排尿困難、神經性或非神經性下尿路症狀(LUTS)、逼尿肌括約肌協同失調和逼尿肌膀胱頸協同失調中的任意者。