3Sigala S,Dellabella M,Milanese G.et al.Evidence for the Presence of al Adrenoceptor subtypes in the human ureter[J].Neurouml Urodyn,2005,24(2):142-148.
5Mejjad O, Serrie A, Ganry H. Epidemiological data, efficacy and safety of a paracetamol-tramadol fixed combination in the treatment of moderate-to-severe pain. SALZA: a post-market- ing study in general practice [J]. Curr Med Res Opin, 2011, 27 (5): 1013-1020.
6Muth-Selbach US, Tegeder I, Brune K, et al. Acetaminophen in- hibits spinal prostaglandin E2 release after peripheral noxious stimulation [J]. Anesthesiology, 1999, 91(1): 231-239.
7Bjorkman R, Hallman KM, Hedner J, et al. Acetaminophen blocks spinal hyperalgesia induced by NMDA and substance P [J]. Pain, 1994, 57(3): 259-264.
8Cicero T J, Adams EH, Geller A, et al. A postmarketing surveil- lance program to monitor Ultram (tramadol hydrochloride) abuse in the United States [J]. Drug Alcohol Depend, 1999, 57 (1): 7-22.
9Chou R, Huffman LH. Medications for acute and chronic low back pain: a review of the evidence for an American Pain Soci- ety/American College of Physicians Clinical Practice Guide- line [J]. Ann Intern Med, 2007, 147(7): 505-514.
10Edwards JE, Mcquay HJ, Moore RA. Combination analgesic efficacy: individual patient data meta-analysis of single-dose oral tramadol plus acetaminophen in acute postoperative pain [J]. J Pain Symptom manage, 2002, 23(2): 121-130.
