Police are appealing for public assistance to help locate missing man Taylor Ramsdale.
The 21-year-old was last seen in Ringwood about 4am on 9 October.
He is described as 183cm tall, brown curly hair, face stubble, lip and eyebrow piercings and has a yin yang tattoo on his inside left forearm and tattoos on both calf muscles.
Taylor may be in the CBD or northern suburbs.
Police and family have concerns for his welfare as he requires medication.
Investigators have released an image of Taylor in the hope that someone may have information on his current whereabouts.
Anyone who sees Taylor is urged to contact Ringwood Police Station 9871 3000.