Sun Pharma share price: Import alert to drugmaker Sun Pharmaceutical's Halol plant is Gujarat by US Food an Drug Administration (USFDA) is a setback, top brokerages have opined. Morgan Stanley called the escalation of regulatory action at Halol a setback. It said that net sales impact on the company's ongoing business should be 1 per cent. The company's future approvals will also get blocked from this site, the brokerage firm added.