Schwartz Levitsky Feldman llp
CHARTERED ACCOUNTANTS
LICENSED PUBLIC ACCOUNTANTS
TORONTO · MONTREAL
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in this Registration Statement on Form F-1 (Amendment No. 3) of our report dated July 23, 2010 relating to the consolidated financial statements of Bontan Corporation Inc. appearing in the Company’s Annual Report on Form 20-F for the year ended March 31, 2010.
“SCHWARTZ LEVITSKY FELDMAN LLP”
Toronto, Ontario, Canada Chartered Accountants
September 27, 2010 Licensed Public Accountants
1167 Caledonia Road
Toronto, Ontario M6A 2X1
Tel: 416 785 5353
Fax: 416 785 5663