A Study to Evaluate Symlin in Adolescent Subjects With Type 1 Diabetes Mellitus

Inclusion Criteria: * Diagnosed with type 1 diabetes mellitus for at least 1 year prior to screening * Be on a stable regimen requiring multiple daily injections of basal and mealtime insulin or continuous subcutaneous insulin infusion for at least 2 weeks prior to screening * HbA1c between 6.0% and 10.0%, inclusive, at screening * Body weight \>=50 kg at screening Exclusion Criteria: * Currently being treated with the following medications: \*Any oral antihyperglycemic agent; \*Drugs that directly affect gastrointestinal motility * Has been previously treated with Symlin/pramlintide (or has participated in a Symlin/pramlintide clinical study) * Has received any investigational drug within 1 month of screening