POLICE are asking the public to be vigilant following the loss of prescription medication in Birkenhead.

The medication was lost between Park Road East, Birkenhead Park and Park Road West on Friday.

The drugs are Physeptone (Methodrone) and could be extremely harmful if taken when not prescribed to someone.

Anyone who comes across this medication, or any other prescription drug, is asked to hand them in to their nearest police station, surgery, hospital or pharmacy.