Do not give up on the Beck, but adding the Terminator should help.
As I see it, there are several things to consider. If you have a virus present, it tends to reproduce around the clock so you need to attack it 24 hours a day. Attack it on all fronts.
I did not see a plasma level reported for vitamin-D? This is very important even though your doctor may not think so. As much as 3000 IU a day can be beneficial for a few weeks. Just monitor the blood levels and enjumes. Also, possibly consider full flush niacin for its health boosting benefits. As a note: the worse the flush, the more likely you seriously need it.