Repeat BCG Vaccinations for the Treatment of New Onset Type 1 Diabetes in Children Age 8-<18 Years

This study tests whether repeat BCG vaccinations (typically used for tuberculosis prevention) can help protect the insulin-producing cells in children recently diagnosed with type 1 diabetes, potentially reducing how much insulin they need. **Your child may be eligible if...** - They are between 8 and 17 years old at the time of screening - They were diagnosed with type 1 diabetes between 3 and 12 months ago - They test negative for HIV and tuberculosis - They have at least one diabetes-related autoantibody present in their blood - They are currently on insulin therapy **Your child may NOT be eligible if...** - They were diagnosed with type 1 diabetes less than 3 months ago or more than 12 months ago - They test positive for HIV or tuberculosis - They have other significant health conditions that might interfere with the study - They are female and have a positive pregnancy test Talk to your child's doctor to see if this trial is right for them.