Dose-Finding Clinical Trial to Evaluate the Efficacy and Safety of LV232 Capsules in the Treatment of MDD

This study is finding the right dose of an experimental oral medication called LV232 for treating major depressive disorder (MDD) — persistent, debilitating depression that interferes significantly with daily life. **You may be eligible if...** - You are between 18 and 65 years old - You have been diagnosed with major depressive disorder based on the DSM-5 criteria (a standard psychiatric diagnostic system) - You are currently experiencing a depressive episode that is moderate to severe - You are in generally good physical health **You may NOT be eligible if...** - You have a history of other psychiatric conditions such as bipolar disorder, schizophrenia, or psychosis - You are at significant risk of suicide - You are currently taking certain medications that could interact with LV232 - You are pregnant or breastfeeding - You have significant heart, liver, or kidney problems Talk to your doctor to see if this trial is right for you.