What does London need from its ambulance service?

count to return to an acceptable value, usually within a fortnight. In the first two years since the drug's introduction 2337 patients have received clozapine in Britain. Seventy four of the patients (3-2%) have developed neutropenia induced by clozapine. Of these 74 patients, 11 developed agranulocytosis, of whom one died-a patient who had received clozapine for eight weeks.