Police are appealing for information on a missing man who is thought to be sleeping rough in the area.
Christopher Searle, from Suffolk, was last seen in Felixstowe on January 7 after telling friends and family he was travelling to London.
The 37-year-old is does not have access to his prescribed medication.
He was reported missing on January 15 and is believed to be sleeping rough in Epping Forest district or Walthamstow.
Mr Searle is white, 5fty 7ins tall, of medium build with short, dark, thinning hair.