$login = [login];
$newconn = [conn];

$user_id =  'userid';
$oldpswd = 'oldpass';
$pass = 'newpass';

$oldpass =  sc_sql_injection($oldpswd);
$newpass =  sc_sql_injection($pass);

$sql = "Execute sp_password $oldpass, $newpass";
$result=odbc_exec($newconn,$sql);