To recapitulate you have asthma with moderately severe bronchiectasis
and now hip pain
As you have been on steroids all your life, a DEXA scan (bone mineral density) is a must to know the mineral score and exclude osteoporosis
therapy, Vit D3 are all options to treat low bone mineral density and prevent fractures.
It is important that your Orthpopeadic Surgeon knows all these details and consider a referral to Rheumatology if there is currently no surgical indication.
Hot sweats and flushes secondary to the pain is a possibility but yes, all options should be considered but with the absence of weight loss
, no GI changes and good appetite, is on the positive side.