"We've got to keep an eye on him," Antony said. "He was much better [Tuesday]. [Wednesday], he came in and he was OK. Not great. So, he's still not ready to resume baseball activities. So we're going to have to just keep an eye on him the next few days and decide what the next step is."
Ramirez began a rehab assignment with Class A Advanced Fort Myers on June 20, but left Saturday's game after experiencing dizziness while diving for a fly ball. He has missed 27 games since he was placed on the seven-day disabled list on May 26 with concussion-like symptoms.
The outfielder is batting .244 with five RBIs, three runs scored and 14 total bases in 45 at-bats with Minnesota.
Joe Morgan is an associate reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.