Provided herein are compounds, pharmaceutical compositions comprising the compounds, and methods of using the compounds and compositions in treating conditions associated with voltage-gated sodium channel function, for example conditions associated with pain. The compounds are 10′,11′-modified saxitoxins. The compounds are optionally additionally modified at carbon 13. In certain embodiments, the 10′,11′-modified saxitoxins are of Formula I: where R
1
, R
2
and R
3
are as described herein. Also provided herein are methods of treating pain in a mammal comprising administering an effective treatment amount of a 10′,11′ modified saxitoxin or composition to a mammal. In an embodiment, the mammal is a human.
本文提供了化合物、包含这些化合物的药物组合物,以及使用这些化合物和组合物治疗与电压门控
钠通道功能相关的疾病的方法,例如与疼痛相关的疾病。这些化合物是10′,11′-修饰的鲍毒素。这些化合物还可以在碳13处进行额外修饰。在某些实施例中,10′,11′-修饰的鲍毒素具有以下式I:其中R1、R2和R3如本文所述。本文还提供了治疗哺乳动物疼痛的方法,包括向哺乳动物投予有效治疗量的10′,11′修饰的鲍毒素或组合物。在一个实施例中,该哺乳动物是人类。