| 摘要 |
<p>"COMPOSITION AND METHOD FOR PRODUCING PROLONGED PAIN RELIEF" A composition and method for producing lasting pain relief in a body by injection. The composition consists essentially of a sterile, stable suspension of butyl aminobenzoate in a non-toxic, aqueous carrying medium in which the butyl aminobenzoate is insoluble. The composition is substantially devoid of dextran and contains polyethylene glycol as a suspending agent.</p> |
