Hello,
Thanks for the query to H.C.M. Forum.
Presuming that before this there was fever, that's why doctor advised various tests.
After effect (side effects) of fever is hyper acidity and
gastritis.
These two disorder causes
nausea,
vomiting and heart burn.
When,C B C,Liver Function Test ( LFT) and tests for dengue and
malaria , all are normal , so nothing to worry.
Rest ,
antacid will complete cure your wife.
Please don't be in panic, wait for 3-4 days and all would be well.
Hope I have answered your query.
If further any question I will be happy to help.
Good luck for your wife's rapid recovery.
Dr. HET