Pulse Healthcare, the recruitment agency to the healthcare sector backed by Blackstone reported in the period to 31 December 2011 a drop in revenue to £145.6m (2010: £153.4m).Operating profit was £3.7m (2010: £5.9m) after costs of sales of £113.3m (2010: £119.7m) and admin expenses of £28.5m (2010: £27.7m) were taken out. Profit before tax was…