Devit-3 is a high-dose vitamin D3 supplement containing 300,000 IU/ml in a single sterile ampoule. It can be administered either intramuscularly (IM) or orally to treat vitamin D deficiency. This is a concentrated vitamin D3 (cholecalciferol) preparation intended for therapeutic use under medical supervision. The ampoule format ensures sterility and precise dosing. The dual administration routes (IM/oral) provide flexibility in treatment options based on medical needs.