As far as Hyderabad / Karachi is concerned first there was

1) Test got email
2) Congratulation Email including Interview date
3) Interview took place on 20th feb
4) Got call on 22nd feb to appear for medical in Ubl Office on I I Chundrigar Road Khi on friday 24th feb
5) went there they took 2 pics + 2 Nic copies and gave 1 paper and asked to go to medical department in the building
6) there was a doctor who checked height , pulse , blood pressure and eye sight and then he refered to CMO ( chief medical officer )
7) CMO signed the document and gave another letter and asked me and other candidates to go OMI Hospital for further checkup

8) went to the hospital and gave that letter to the reception and then they took 4 tests

a) Blood test
b) Urine test ( make sure u have drunk plenty of water :/ )
c) ECG
d) Chest Xray

then reception girl told us to go they will send the results by there own person

best of luck to all per medical thing sucks had hoti he :/