Kapler said he experienced no side effects from his first dose of the Pfizer vaccine.
He said others, who looked into vaccination possibilities in the Phoenix area at the end of spring training, had Moderna or the one-dose Johnson & Johnson shots.
Opening day is Thursday at Seattle, and Kapler says any of his players who need some downtime before then will have it.
School officials said COVID-19 opt-outs made it impossible to field the required number of players in key position groups to meet Southern Conference playing guidelines.
The Mocs were 3-2 this spring and were set to head to Western Carolina for a game on Saturday.