The use of two sittings(combination of result) is to complement any deficiency in your WAEC,NECO or GCE result.

We have some universities listed below that does not allow combination of result in courses like Medicine and surgery as well as LAW.

The university that will not allow combine
result are.
UNILAG
OAU
UI
UNILORIN
UNIZIK

Please be informed that the combination of result is
acceptable for every other courses.