Comparing the Efficacy of Steroid, Acupuncture and Platelet Rich Plasma Injection in Patients with Sciatica

Who May Qualify: 1. Female or male, 20 to 80 years of age. 2. Participants who had dermatome between L3 to S1, or participants whose straight leg raising test was positive, or participants had Meyerding Grade I to II spondylolisthesis or herniated intervertebral disc or spinal stenosis diagnosed by X-rays, Magnetic resonance imaging or computed tomography. 3. Participants whose sciatica symptom doesn't have occur time limit. 4. Participants who agreed to follow the trial protocol. 5. Participants who could complete the study treatment and assessments. 6. Participants who had steroid or pain control injection can participate the study after receiving injection more than 3 days. Who Should NOT Join This Trial: 1. Participants with severe progressive neurological symptoms (e.g. cauda equina compression). 2. Participants who had undergone surgery for lumbar disc herniation within 6 months. 3. Participants whose sciatica symptom wasn't caused by lumbar radiculopathy. 4. Participants with cardiovascular, liver, kidney, or hematopoietic system diseases, severe psychiatric or psychological disorder, or cancer. 5. Women who were pregnant. 6. Participants with a pacemaker, metal allergy, or severe fear of needles. Always talk to your doctor about whether this trial is right for you.