Third COVID-19 vaccine is in the works and could be made available soon In three months, by mid-December, the Johnson and Johnson vaccine study ended. Around 45,000 people signed up worldwide. Now local doctors have hopeful news. Author: Meg Farris (WWL) Updated: 8:06 PM CST January 15, 2021 NEW ORLEANS — Another COVID vaccine could soon be out on the market. Doctors still need to go through the clinical trial results before it's approved, but local doctors say that could happen in the next couple of weeks. And that could cut down on your wait time to get the shot in your arm. In mid-September a small place in Metairie, was the first research center in the entire country, to open the Johnson and Johnson study for a coronavirus vaccine. Clinical Trials Management signed up nearly 500 study participants.