Unichem Labs has posted a 23.7 per cent year-on-year (YoY) growth in net profit for the quarter ended December 2012. EBITDA margins have shown consistent improvement between Q1 and Q3. Rakesh Parikh, CFO at Unichem Labs, tells NDTV Profit that the strong growth in EBITDA margin will be maintained in Q4 as well. Exports, he says, has contributed significantly to Q3 revenues.