Split MultiLine TextBox value and insert (save) in database using C# in ASP.Net

Refer below code and modify as per your need. 

C#

protected void btnData_Click(object sender, EventArgs e)
{
    string[] split = { "\r\n" };
    string[] splits = { " Valoare: " };
    string febra = TextBox1.Text.Split(split, StringSplitOptions.None)[0].Split(splits, StringSplitOptions.None)[1];
    string aiurea = TextBox1.Text.Split(split, StringSplitOptions.None)[1].Split(splits, StringSplitOptions.None)[1];
    string respiratie = TextBox1.Text.Split(split, StringSplitOptions.None)[2].Split(splits, StringSplitOptions.None)[1];
    string inghitire = TextBox1.Text.Split(split, StringSplitOptions.None)[3].Split(splits, StringSplitOptions.None)[1];
    string paf = TextBox1.Text.Split(split, StringSplitOptions.None)[4].Split(splits, StringSplitOptions.None)[1];
    string sunet = TextBox1.Text.Split(split, StringSplitOptions.None)[5].Split(splits, StringSplitOptions.None)[1];
    String CS = ConfigurationManager.ConnectionStrings["MyDatabaseConnectionString2"].ConnectionString;
    using (SqlConnection con = new SqlConnection(CS))
    {
        using (SqlCommand cmd = new SqlCommand("insert into Laringita2 values(@Nume_pacient,@Diagnostic,@CNP_pacient,@Data_curenta,@status,@camp_febra,@camp_aiurea,@camp_respiratie,@camp_inghitire,@camp_paf,@camp_sunet)", con))
        {
            cmd.Parameters.AddWithValue("@Nume_pacient", txtNume.Text);
            cmd.Parameters.AddWithValue("@Diagnostic", txtDiagnostic.Text);
            cmd.Parameters.AddWithValue("@CNP_pacient", txtCNP.Text);
            cmd.Parameters.AddWithValue("@Data_curenta", txtData.Text);
            cmd.Parameters.AddWithValue("@status", "nou");
            cmd.Parameters.AddWithValue("@camp_febra", febra);
            cmd.Parameters.AddWithValue("@camp_aiurea", aiurea);
            cmd.Parameters.AddWithValue("@camp_respiratie", respiratie);
            cmd.Parameters.AddWithValue("@camp_inghitire", inghitire);
            cmd.Parameters.AddWithValue("@camp_paf", paf);
            cmd.Parameters.AddWithValue("@camp_sunet", sunet);
            con.Open();
            cmd.ExecuteNonQuery();
            con.Close();
        }
    }
}