下列止痛治疗药物中，没有剂量限制的药物是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30139' and id < 2439436 and id<>'2439436' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30139' and id > 2439436 and id<>'2439436' order by id asc limit 5