Over 70s could be made to take compulsory eye tests every three years - and will be banned from driving if they fail, it is understood.
Ministers are said to be considering "tougher" measures to tackle road deaths and injuries in England and Wales, which they believe have "remained stubbornly high under successive Conservative governments".
Under the new proposals, first reported by The Times , the drink-drive limit would be lowered to match the current rules in Scotland.
Currently, the drink-drive limit is 35 micrograms of alcohol per 100 millilitres of breath in England and Wales, or 80 milligrams of alcohol per 100 millilitres of blood.
But this is expected to be lowered to 22 micrograms of alcohol per 100 millilitres of breath or 50 milligrams of alcohol per 100 millilitres of