acid derivatives which can be used comprise diflunisal and flufenisal structurally related biphenylcarboxylic acid derivatives having similar analgesic and antiinflammatory properties are also intended to be encompassed by this group thus 34 biphenylcarboxylic acid derivatives 34 as defined herein are nonnarcotic analgesics nonsteroidal antiinflammatory drugs which contain the basic structure str6 which can bear a variety of substituents and in which the free cooh group can be in the form of a pharmaceutically acceptable salt group e g coo na the oxicams which can be used in the present invention comprise piroxicam sudoxicam isoxicam and 4 hydroxyl 1 2 benzothiazine 1 1 dioxide 4 n phenyl carboxamide structurally related oxicams having similar analgesic and antiinflammatory properties are also intended to be encompassed by this group thus 34 oxicams 34 as defined herein are nonnarcotic analgesics nonsteroidal antiinflammatory drugs which have the general formula str7 wherein r is an aryl or heteroaryl ring system the following nsaids may also be used acemetacin alminoprofen amfenac sodium aminoprofen anitrazafen antrafenine auranofin bendazac lysinate benzydamine beprozin broperamole bufezolac carprofen cinmetacin ciproquazone clidanac cloximate dazidamine deboxamet delmetacin detomidine dexindoprofen diacerein difisalamine difenpyramide emorfazone enfenamic acid enolicam epirizole etersalate etodolac etofenamate fanetizole mesylate fenclofenac fenclorac fendosal fenflumizole fentiazac feprazone floctafenine flunixin flunoxaprofen fluproquazone fopirtoline fosfosal furcloprofen furofenac glucametacin guaimesal ibuproxam isofezolac isonixim isoprofen isoxepac isoxicam lefetamine hc1 leflunomide lofemizole lonazolac calcium lotifazole loxoprofen lysin clonixinate meclofenamate sodium meseclazone microprofen nabumetone nictindole nimesulide orpanoxin oxametacin oxapadol oxaprozin perisoxal citrate pimeprofen pimetacin piproxen pirazolac pirfenidone pirprofen pranoprofen proglumetacin maleate proquazone pyridoxiprofen sudoxicam suprofen talmetacin talniflumate tenoxicam thiazolinobutazone thielavin b tiaprofenic acid tiaramide hc1 tiflamizole timegadine tioxaprofen tolfenamic acid tolpadol tryptamid ufenamate and zidometacin finally nsaids which may also be used include the salicylates specifically aspirin and the phenylbutazones and pharmaceutically acceptable salts thereof pharmaceutical.