A pharmacist accused of trying to destroy hundreds of doses of coronavirus vaccine is a conspiracy theorist who believed the medication wasn't safe, Wisconsin authorities alleged Monday.

The man, Steven Brandenburg, 46, was ordered held in lieu of $10,000 bond by Ozaukee County Circuit Court Judge Paul Malloy during a brief appearance.

Police in Grafton, about 20 miles north of Milwaukee, arrested Brandenburg, a pharmacist with Advocate Aurora Health, on Thursday after 57 vials of the Moderna vaccine appeared to have been spoiled. Police said Brandenburg took the vaccine doses from a refrigerator and left them out for 12 hours, possibly rendering them useless.

Read more: NBC News