Hello dear,
First of all, you do not have to pay money for an opinion in this forum.
Oxycodone is an
opioid analgesic, which has the side effect of
constipation.
Though symptomatic relief can be obtained by intake of Laxatives, their regular use is not advised, to prevent any unwanted side effects.
The symptoms of pain below breast bone & cough can be attributed to
respiratory tract infection.
Losing breath on doing small task can be due to the above mentioned cause, anemic status or due to any Cardiovascular pathology.
So, kindly consult your Physician & get a proper clinical examination done.
Investigations like
complete blood count, X ray of chest, Electrocardiogram will be helpful.
There is no need to worry, your mom will be fine.
Till then, make sure she takes healthy nutritious diet, maintain adequate hydration and keeps away stress.
Wishing her a good health.
Take care.