Urine acr and steroids. It also affect?

I m taking corticosteroid since 24 days for cochlear dysfunction..its 28 days course.. defcon 6 mg tablet           2-2-2 tablet 3 times a day for first 7 days then 1-1-1 tablet 3 times a day for next 7 days then 1-0-1 tablet 2 times a day for next 7 days then 0-0-1 tablet once in a day for next 7 days so its quit heavy dose so now i want to do my urine acr test bcz my routine urine checkup found protein trace it happened 2-3 times in past so how long should i wait to do the test means how many days after finishing steroid course bcz i heard that it will pass more albumin in urin so u will not get perfect result and also for this much of days how much water should i drink for perfect result bcz my weight is 35 kg and also which time of  urine should i give?? also what about nasal corticosteroid sprays i m taking it for my allergic rhinitis should i stop it for this much of days ? will it also affect?