The panel concluded that erasure from the register was the only means of protecting patients and maintaining public confidence in the profession.
Dr Ubani unlawfully killed Cambridgeshire patient David Gray in his home by administering a lethal dose of diamorphine in February 2008.
Mr Lansley said he supported the verdict, outlining that there is ‘no doubt' that out-of-hours care needs ‘urgent reform'.
He added: ‘I am working closely with the GMC to ensure that foreign healthcare professionals are not allowed to work in the NHS unless they have proven their competence and language skills. We are currently exploring a number of options to put a stop to foreign doctors slipping through the net.'
GMC chief executive Niall Dickson also outlined a need to ‘plug a gaping hole' in current language testing procedures.
He said: ‘The coalition government has made this a priority and we are working with the DoH and the European Commission to find a solution.
‘In the meantime it is all the more important that employers exercise their responsibilities and ensure that the doctors they take on are competent, proficient in English and fit to do the job they are being given.'