What qualification do I need to become a pharmacist? To become a pharmacist in the UK, you will need to complete a 4 year MPharm degree from one of the Schools of Pharmacy. You will then need to complete a year of preregistration training and then pass an entrance exam set by the General Pharmaceutical Council.o have a good chance of getting the correct A levels to study Pharmacy you will require at least 5 A-C, G.C.S.E’s which should include English, Maths and Double Science. To gain a place on an MPharm course you will require Chemistry plus two of either Biology, Physics or Maths.