Ahmedabad-based Zydus Cadila plans to complete late-stage trials for its coronavirus vaccine candidate, known as ZyCov-D, by February or March 2021, Chairman Pankaj Patel has said. Early-stage Phase 1 and 2 clinical trials are likely to be concluded in the next three months, he added. The company also plans to make Gilead's remdesivir, used in treating COVID-19 patients, after approvals.