The Sensex is now down 85 points at 8,818. The index touched a low of 8,788 in early trades this morning.
Ranbaxy has slumped 16% to Rs 174. ICICI Bank has tumbled 5.6% to Rs 321, and HDFC has plunged 3.5% to Rs 1,211.
DLF has dropped nearly 3% to Rs 150. HDFC Bank, Hindalco and Jaiprakash Associates have slipped nearly 2% each to Rs 848, Rs 39 and Rs 66, respectively.
BHEL has declined 1.5% to Rs 1,358. Tata Power and Wipro are down over 1% each at Rs 735 and Rs 215, respectively.
Tata Motors has rallied nearly 3% to Rs 144. Larsen & Toubro has gained 2% at Rs 625, and Grasim is up 1% at Rs 1,422.