In a regulatory filing Ipca Laboratories said, the US Food and Drug Administration (USFDA) has informed the company that the "shortage implications for chloroquine phosphate API has changed and chloroquine phosphate drug product is no longer in shortage and therefore, no shipment of API chloroquine phosphate will be excluded from the import alert."
The warning letter is relating to its API manufacturing facilities at Srikakulam, Andhra Pradesh and Miryalaguda, Telangana, as well as Oncology Formulation manufacturing facility at Duvvada, Visakhapatnam, Andhra Pradesh.