This is a Phase 1 Study to Evaluate the Safety of LTZ-301 in Patients With Non-Hodgkin Lymphoma

This is an early-phase (Phase 1) safety study testing a new drug called LTZ-301 in people with a type of blood cancer called Non-Hodgkin Lymphoma that has come back or stopped responding to previous treatments. **You may be eligible if...** - You are 18 years or older - You have Non-Hodgkin Lymphoma that has returned or stopped responding to at least 2 prior treatments - You have at least one measurable tumor (1.5 cm or larger) - You are in relatively good physical condition (able to carry out daily activities) - Your heart, lungs, liver, kidneys, and bone marrow are functioning adequately **You may NOT be eligible if...** - Your lymphoma has spread to the brain or spinal fluid - You have had certain other cancer treatments recently - You have uncontrolled infections or serious other illnesses - You are pregnant or breastfeeding Talk to your doctor to see if this trial is right for you.