This advertisement for the Victoria Dispensary was published in the 1903 edition of the Directory & Chronicle for China. Japan, Corea , Indo- China , etc, etc.. The address is given simply as "Queen's Road".
To identify the exact address, the Hong Kong list of companies within the same volume refers us to Dakin, Cruikshank & Co. which is the registered owner and operator of the dispensary. Their premises are listed as 22 - 24 ,Queen's Road Central with a second branch at 7A & 8, (Central) Praya.
The Queen's Road premises appear to be on part of the site of modern day Central Tower