private void MapearConsultar(DataGridView dtg) { dtg.Rows.Clear(); foreach (var item in medicamentoService.Consultar()) { int n = dtg.Rows.Add(); dtg.Rows[n].Cells[0].Value = item.Nombre; dtg.Rows[n].Cells[1].Value = item.Presentacion; dtg.Rows[n].Cells[2].Value = item.Cantidad; } }