It had posted net profit of Rs 125.75 crore during the January-March quarter of the previous fiscal, 2012-13.
Ranbaxy's net sales during Q4, 2013-14 grew marginally by 1.03 per cent to Rs 2,436.1 crore, as against Rs 2,411.1 crore in the year-ago period.
During the quarter, the company recorded inventory and other costs write-off and goodwill impairment write-off of Rs 15.9 crore and Rs 43.8 crore respectively.
Ranbaxy Laboratories CEO and Managing Director Arun Sawhney said: "Despite multiple challenges, Ranbaxy met its sales guidance and continued to build on its strengths. At the same time we continued to work closely with regulatory agencies to address their concerns."
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On April 7, Sun Pharmaceutical announced it will fully acquire the troubled Ranbaxy Laboratories in an all-stock transaction with a total equity value of USD 3.2 billion.
Under the agreement, Ranbaxy shareholders will receive 0.8 share of Sun Pharma for each share of Ranbaxy.
The combination of Sun Pharma and Ranbaxy will create the fifth-largest specialty generics company in the world and the largest pharmaceutical company in India.
Imports of Ranbaxy products from all its four plants in India have been banned by American regulator USFDA for violations of manufacturing norms. In 2013, the company agreed to pay USD 500 million fine after pleading guilty to felony charges over manufacturing and distribution of adulterated drugs in the US.