The company had posted a net profit of Rs 33.35 crore during the same period of the previous fiscal.
Net sales of the company declined to Rs 373.66 crore during the July-September quarter as against Rs 392.32 crore in the year-ago period, Dishman Pharma said in a regulatory filing.
The company's shares were trading 2.50 per cent down at Rs 353 apiece during afternoon session on the BSE.