Treatment is done with penicillin G or doxycycline.

治疗则是通过卞青霉或多西环完成。

Leptospirosis is treated with penicillin G, and doxycycline can be used as an alternative.

钩端螺旋治疗主要施用抗生苄青霉，多西环可作为备选。

Mefloquine or doxycycline? - I'm not sure.

甲氟喹还是强力霉 -不清楚。

What they did was they took E.coli, which can be a pretty nasty pathogen, and they treated it with two common antibiotics: doxycycline and erythromycin.

他们所做是，他们提取了大肠杆菌（一种非常讨厌原），然后用两种常见抗生进行治疗：多西环和红霉。