AZD1940
目录号 : GC62855AZD1940 是一种具有口服活性,高亲和力的大麻素 CB1/CB2 受体激动剂,对 CB1R 和 CB2R 的 pKi 值分别为 7.93 和 9.06,并具有强大的镇痛作用。
Cas No.:881413-29-2
Sample solution is provided at 25 µL, 10mM.
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AZD1940 is an orally active, high affinity cannabinoid CB1/CB2 receptor agonist with pKi values of 7.93 and 9.06 for human CB1R and CB2R, respectively. AZD1940 shows a robust analgesia action[1][2].
AZD1940 binds with high affinity to human, rat and mouse CB1 and CB2 receptors and displays full agonism at both receptors in all three species[1][2].
When given orally to rats, AZD1940 produces a robust analgesia in different models of inflammatory and neuropathic pain[1][2].For AZD1940, low brain uptake at analgesic doses has been demonstrated in both rats and primates[1].
[1]. Jarkko KalliomÄki, et al. Evaluation of the analgesic efficacy and psychoactive effects of AZD1940, a novel peripherally acting cannabinoid agonist, in human capsaicin-induced pain and hyperalgesia. Clin Exp Pharmacol Physiol. 2013 Mar;40(3):212-8.
[2]. Magnus Schou, et al. Radiolabeling of the cannabinoid receptor agonist AZD1940 with carbon-11 and PET microdosing in non-human primate. Nucl Med Biol. 2013 Apr;40(3):410-4.
Cas No. | 881413-29-2 | SDF | |
分子式 | C20H29F2N3O2S | 分子量 | 413.52 |
溶解度 | DMSO : 100 mg/mL (241.83 mM; Need ultrasonic) | 储存条件 | Store at -20°C |
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1 mg | 5 mg | 10 mg | |
1 mM | 2.4183 mL | 12.0913 mL | 24.1826 mL |
5 mM | 0.4837 mL | 2.4183 mL | 4.8365 mL |
10 mM | 0.2418 mL | 1.2091 mL | 2.4183 mL |
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Cannabis and orofacial pain: a systematic review
Br J Oral Maxillofac Surg 2022 Jun;60(5):e677-e690.PMID:35305839DOI:10.1016/j.bjoms.2021.06.005.
The naturally occurring cannabis plant has played an established role in pain management throughout recorded history. However, in recent years, both natural and synthetic cannabis-based products for medicinal use (CBPM) have gained increasing worldwide attention due to growing evidence supporting their use in alleviating chronic inflammatory and neuropathic pain associated with an array of conditions. In view of these products' growing popularity in both the medical and commercial fields, we carried out a systematic review to ascertain the effects of cannabis and its synthetically derived products on orofacial pain and inflammation. The application of topical dermal cannabidiol formulation has shown positive findings such as reducing pain and improving muscle function in patients suffering from myofascial pain. Conversely, two orally-administered synthetic cannabinoid receptor agonists (AZD1940 and GW842166) failed to demonstrate significant analgesic effects following surgical third molar removal. There is a paucity of literature pertaining to the effects of cannabis-based products in the orofacial region; however, there is a wealth of high-quality evidence supporting their use for treating chronic nociceptive and neuropathic pain conditions in other areas. Further research is warranted to explore and substantiate the therapeutic role of CBPMs in the context of orofacial pain and inflammation. As evidence supporting their use expands, healthcare professionals should pay close attention to outcomes and changes to legislation that may impact and potentially benefit their patients.
Radiolabeling of the cannabinoid receptor agonist AZD1940 with carbon-11 and PET microdosing in non-human primate
Nucl Med Biol 2013 Apr;40(3):410-4.PMID:23352602DOI:10.1016/j.nucmedbio.2012.10.011.
Introduction: N-(2-tert-butyl-1-((4,4-difluorocyclohexyl)methyl)-1H-benzo[d]imidazol-5-yl)ethanesulfonamide (AZD1940) is a candidate drug for treatment of neuropathic pain. As part of the preclinical evaluation of AZD1940, a microdosing study with positron emission tomography (PET) was conducted to assess brain exposure. Methods: AZD1940 was radiolabeled with carbon-11 in the benzimidazole moiety. The radioactive precursor, lithium [(11)C]pivalate was obtained via (11)C-carboxylation of tert-butyl lithium. The target compound, [(11)C]AZD1940, was in turn obtained by the microwave assisted reaction between lithium [(11)C]pivalate and the o-phenylene diamine analog of AZD1940 (N-(3-amino-4-((4,4-difluorocyclohexyl)methylamino)phenyl)ethanesulfonamide) in neat phosphorous oxychloride. A brain PET measurement was performed in cynomolgus monkey. Results: The overall radiochemical yield of final formulated radiochemically pure (>99%) [(11)C]AZD1940 was 0.4% (uncorrected for decay) and the specific radioactivity was 13GBq/μmol at time of administration (58min after end of bombardment). After intravenous injection to cynomolgus monkey, the maximum concentration of radioactivity detected in the brain region of interest was 0.7% of the total injected radioactivity. The regional distribution of radioactivity within brain was homogenous. Conclusions: AZD1940 was radiolabelled with carbon-11 and its brain exposure, assessed using PET, was relatively low in comparison to peripheral organ exposure.
Evaluation of the analgesic efficacy of AZD1940, a novel cannabinoid agonist, on post-operative pain after lower third molar surgical removal
Scand J Pain 2013 Jan 1;4(1):17-22.PMID:29913883DOI:10.1016/j.sjpain.2012.08.004.
Aim To evaluate the analgesic efficacy of AZD1940, a novel peripherally acting cannabinoid CB1/CB2 receptor agonist, in patients undergoing third molar surgical removal. Methods This was a randomized, double-blind, placebo-controlled study in patients scheduled for surgical removal of an impacted lower third molar. Patients received a single oral dose of 800 μg AZD1940, 500 mg naproxen or placebo 1.5 h before surgery. The dose of 800 μg AZD1940 was selected based on earlier data from a single dose study in man, in which it was identified as the highest well tolerated dose. Ongoing post-operative pain (primary variable) and pain on jaw movement were assessed on a visual analog scale (VAS, 0-100 mm) from 0 to 8h postoperatively, deriving the area under the curve of ongoing pain (VAS AUC0-8h), and of pain on jaw movement (VASJM AUC0-8h). The time to requesting rescue medication (acetaminophen) was recorded. Subjective cannabinoid effects were assessed by the visual analog mood scale (VAMS). Results In total, 151 patients were randomized to AZD1940 (n = 61), placebo (n = 59) or naproxen (n = 31). There was no statistically significant difference in pain VAS AUC0-8h or in VASJM AUC0-8h between AZD1940 and placebo. Naproxen significantly reduced both pain VAS AUC0-8h and VASJM AUC0-8h as compared with placebo (p < 0.0001 for both). Significantly fewer patients on naproxen requested rescue medication and the duration of time to rescue was greater, as compared with placebo, whereas there were no significant differences between AZD1940 and placebo in these outcome variables. Statistically significant increases in VAMS items "sedated" and "high" were observed after AZD1940 compared with placebo. The increases in VAMS were numerically small compared with previous findings with a centrally acting cannabinoid. The most commonly observed adverse events (AE) on treatment with AZD1940 were postural dizziness (80% of subjects), nausea (26%), hypotension (21%) and headache (13%), most AE being mild to moderate. Conclusion The CB1/CB2 receptor agonist AZD1940 did not reduce post-operative pain after lower third molar surgical removal at doses exerting subjective cannabinoid effects. Implications Activation of peripheral CB1/CB2 receptors per se is probably of less clinical relevance for the treatment of acute nociceptive pain in man.
Evaluation of the analgesic efficacy and psychoactive effects of AZD1940, a novel peripherally acting cannabinoid agonist, in human capsaicin-induced pain and hyperalgesia
Clin Exp Pharmacol Physiol 2013 Mar;40(3):212-8.PMID:23324098DOI:10.1111/1440-1681.12051.
The aim of the present study was to investigate the effects of AZD1940, a novel peripherally acting cannabinoid CB(1) /CB(2) receptor agonist, on capsaicin-induced pain and hyperalgesia, as well as on biomarkers of cannabinoid central nervous system (CNS) effects. The present study was a randomized, double-blind, placebo-controlled, four-sequence, two-period, cross-over study in 44 male healthy volunteers aged 20-45 years. The effects of two single oral doses of AZD1940 (400 and 800 μg) were compared with placebo. Pain intensity after intradermal capsaicin injections in the forearm was assessed on a continuous visual analogue scale (VAS; 0-100 mm). Primary and secondary hyperalgesia induced by application of capsaicin cream on the calf were assessed by measuring heat pain thresholds and the area of mechanical allodynia, respectively. The CNS effects were assessed at baseline and up to 24 h after dosing using a visual analogue mood scales (VAMS) for feeling 'stimulated', 'high', 'anxious', 'sedated' or 'down'. AZD1940 did not significantly attenuate ongoing pain or primary or secondary hyperalgesia compared with placebo. Mild CNS effects for AZD1940were observed on the VAMS for 'high' and 'sedated'. Dose-dependent mild-to-moderate CNS-related and gastrointestinal adverse events were reported following treatment with AZD1940. No evidence of analgesic efficacy was found for a peripherally acting CB(1)/CB(2) receptor agonist in the human capsaicin pain model. The emergence of mild dose-dependent CNS effects suggests that the dose range predicted from preclinical data had been attained.