If having some options will help you relax and stay calm for the NCLEX, you might be aware of:
Pharmaceutical or medical supply sales
Any social service position that requires a BS in some
field to qualify. (For example, jobs working with troubled youth)
Or you could go on for a masters degree in Health Care Administration, Public Health, etc. You would probably be expected to say why you didn't choose to go into nursing, but if you have good grades, a MS is a possibility. You could also pursue secondary ed certification as a health or science teacher.
But, you know what I think, I think you will pass boards