| abstract |
A compound of formula I:Where X, R1, R2, R3, R4, R5, R6, R7, and R8are as herein described, for use in treating an acute viral infection. The viral infection may used to treat a respiratory disorder caused by a viral infection, such as by an influenza virus. The compound may be bupropion, or a metabolite of bupropion. The compound may also be ritodrine or dobutamine. |