Abstract

riE D EC. 1 9 39 CORRESPONDENCE B3RITISHl 1205 116, DEC. 16, 1939 CORRESPONDENCE JOURNAL ~~~~~~~~~~~~~~MEDICAL elastic adhesive occlusive dressing. There may be three factors Painless Injections of Sulphapyridine (M & B 693 which can cause trouble in such treatment. 1. The locking up of the broken-down tissue products and Soluble) the damming up of the excretions and secretions of the skin, pneumonia has for been SIR,-Post-operative many years with their resulting absorption into the system. the bugbear of surgeons. The blame has at times been cast 2. One of the substances used in the manufacture of these upon the anaesthetists, but it has been found that this elastic adhesive occlusive bandages coming into prolonged even local complication may follow spinal and anaesthetics. contact with either unhealthy or -normal skin, usually the The B has us introductionof sulphapyridine (M & 693) given former in these cases, may set up trouble. The composition a valuable remedy in dealing with post-operative pneumonia, of the sticky substance on these bandages is usually a mixture but there are certain difficulties in its use. Sulphapyridine of rubber and an oleo-resin, either of which may give rise to taken by mouth is apt to cause