Denise Michaels is Manziel's rep and she said that his hospitalization was due to an "adjustment in his prescription" which caused a bad reaction. If Manziel is already out of the hospital, it doesn't appear he was in great danger.
According to reports, Manziel was playing at a golf tournament in Humble at the time he had the reaction.
The former Cleveland Browns quarterback and troubled Texas A&M college football star was in the area just north of Houston to attend a JMBLYA music festival with friends.
We'll update you on Manziel as more details come in.
After a tumultuous, and short, career in the NFL, the young quarterback is trying to make it back into the league and hopes of landing with another team.
In 2015, Manziel was documented for entering a rehab program.
It sounds like Johnny Manziel is going to be just fine.