1 Clinical Pharmacology/Toxicology, Children's Hospital, Pediatrics, Pharmacology, and Pharmacy, The Ohio State University, 700 Children's Dr, Columbus, OH 43205
To the Editor.
Recent discussions in Pediatrics (1985;75:785-786 and 1986;77:783-784) have pointed out the problems associated with intravascular injection of long-acting penicillins. There is an obvious need for continued education of health care providers concerning the physical properties of these agents and their delivery systems.
Wyeth, the manufacturer of the Tubex cartridge system, has recently redesigned their product so that the flow of any aspirated blood is directed to one side of the glass barrel, immediately past the hub, where it can be more easily seen.
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