If you need more than just Interleukin-4 (IL-4), Serum lab test - add more tests one by one. Please select an item from the autocomplete list Max stores per result: Any 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Verbose: See search details Switch to LabCorp lab tests (similar) Laboratory tests search details Interleukin-4 (IL-4), Serum (test) (remove) Stores: Accesa Labs, DirectLabs, HealthLabs, Jason Health, LabsMD, Private MD, Walk-In Lab Quest test: 10213 (Quest) Components: IL 4 (Serum)* No results found