Ipca Laboratories Limited (Ipca) announced that the company has entered into a definitive Share Purchase Agreement (SPA) for acquisition of 2,35,01,440 fully paid-up equity shares of Rs. 2/- each, constituting 33.38% of the paid up equity share capital of M/s. Unichem Laboratories Ltd. (Unichem), from one of its promoter shareholder at a price @ Rs.…