But it said the risk assessment carried out was poor, there was poor monitoring of MacLean's medication compliance and the trust's internal review of the incident was flawed.

BBC: Dorothy Shepherd

The results of the pilot show an increase in compliance with medication and a cost savings due to decreasing or stopping inappropriate medication.

BBC: A pharmacist with a prescription

Other safeguards being proposed include guarantees about the storage and transportation of lethal medication, the reporting of assisted deaths and the powers for cases of non-compliance to be investigated.

BBC: Lord Falconer to press on assisted dying law