"Rehan A Khan has vide his letter dated February 29, 2016, tendered resignation as the Managing Director and Director of the company to pursue career opportunity overseas," Abbott India said in a BSE filing.
His resignation shall be effective close of business hours on April 30, 2016, it added.
In another development, Kaiyomarz Marfatia has ceased to be a whole-time director of the company upon completion of his term with effect from February 29, 2016, Abbott India said.
"He continues as the non-executive director of the company, subject to retirement by rotation," it added.