Police are asking for the public's help to find a missing 73-year-old man who requires medication and is considered in immediate danger.

What we know: Steve Granado was last seen around 10 a.m. Sunday near the 500 block of West 10th Street, according to the Austin Police Department.

Detectives with the department's Missing Persons Unit expressed concern for Granado's immediate welfare due to undisclosed medical conditions that require him to take regular medication.