Your query is full of errors: ??typos
?"petriad gland": you meant parotid gland,
what is " . 05ml"? You mean 0.05ml or 5ml?
Maxtra oral drops 10ml/day?? That too for 1month??: It is ridiculous
Please get urgent second opinion from a qualified pediatrician
Next Steps
For a 20 days old baby, no online consultation is appropriate: there are lots of transitional changes from intrauterine to newborn, which has to be assessed!!
Health Tips
Newborn care is difficult even for experts, so please don't take online advise