showDetailsReceiver = new BroadcastReceiver() {
    @Override
    public void onReceive(Context context, Intent intent) {

    }
};

IntentFilter filter = new IntentFilter();
filter.addAction("com.hej.MED_DIG");

registerReceiver(showDetailsReceiver, filter);

////

Intent intent = new Intent();
intent.setAction("com.hej.MED_DIG");
getContext().sendBroadcast(intent);