IL-33, sST2, and CRP in Panic Disorder

This study is investigating whether certain blood proteins — specifically IL-33, sST2, and CRP — are elevated in people who have panic disorder, a condition causing sudden, intense episodes of fear or physical symptoms like racing heart, shortness of breath, and dizziness. The goal is to better understand the biology behind panic disorder. **You may be eligible if:** - You are between 18 and 65 years old - You have been diagnosed with panic disorder according to current psychiatric guidelines (DSM-5-TR) - You have never taken psychiatric medication before (drug-naive) - You have no other active psychiatric conditions beyond panic disorder - You have a normal body weight range (BMI between 18.5 and 29.9) **You may NOT be eligible if:** - You have high blood pressure, diabetes, kidney failure, liver failure, or a neurological condition affecting thinking - You are currently pregnant - You have an autoimmune disease or active cancer - You have taken any medications or supplements in the past month - You have any additional psychiatric disorder Talk to your doctor to see if this trial is right for you.