Fel Prif Swyddog Fferyllol, bydd Andrew yn gyfrifol am roi cyngor proffesiynol ac annibynnol i'r gweinidogion ar bob agwedd ar feddyginiaethau, gan gynnwys eu rheoleiddio. Bydd hefyd yn gyfrifol am arwain y gwaith o foderneiddio'r gwasanaethau fferyllol ac am ddatblygiad proffesiynol parhaus staff sy'n gweithio'n y sector. Mae disgwyl iddo ddechrau ei swydd newydd ar 8 Awst.
As Chief Pharmaceutical Officer, Andrew will be responsible for providing ministers with professional and independent advice on all aspects of medicines, including their regulation. He will also be responsible for leading the modernisation of pharmaceutical services and the continuing professional development of staff working in the sector. His start date is expected to be August 8th.