A 52-year-old handicapped man from Harlingen has not been seen since Friday morning.
Albert Garcia contacted Action 4 News about his brother, David Mark Garcia.
A missing persons report was filed with the Harlingen Police Department early Saturday morning.
Albert said it is crucial that his brother is found because he requires daily seizure medications.
David was last seen leaving his home on Barton Avenue.
He was wearing a grey T-shirt, blue jean shorts and sandals.
Anyone with information is encouraged to contact the Harlingen Police Department at 425-8477.