ABU DHABI, Feb 28 (Reuters) - National Bank of Abu Dhabi NBAD.AD shareholders on Tuesday approved a doubling of its euro medium term note (EMTN) programme to $15 billion from the existing level of $7.5 billion.

The changes to its debt programme were approved at the bank's annual general meeting.

(Reporting by Tom Arnold & Stanley Carvalho in Abu Dhabi; writing by Alexander Cornwell in Dubai; editing by Jason Neely) ((tom.arnold.thomsonreuters.com@reuters.net))