“…The drug has so far been given to over 100 patients, including those in earlier trials [8]: treatm ent was discontinued in 5 cases because of marked vomit ing or diarrhoea, and in one (an adult diabetic w'oman) because of thyrotoxic symptoms. Occasional vomiting or the development of a slight nasal catarrh occured in a few other cases, hut did not necessitate stopping the treatm ent.…”