ORLANDO, Fla. (WESH) — Three officers are being treated at a hospital after possibly being exposed to fentanyl, the Orlando Police Department confirmed.

Officials said three of the officers had to be transported while an additional three took themselves as a precautionary measure.

The substance, which authorities believe is fentanyl, caused a reaction to the officers.

Officials say the incident happened between East South Street, between Thorton Avenue and South Brown Avenue on Wednesday.

Orlando police said their officers are doing well.