Normally there are no complications with the medicine.

服用这种药按理不会产生并发症。

《新英汉大辞典》

She said the elephant's birth went smoothly and that there were no complications.

她说，这头小象的出生很顺利，没有出现任何并发症。

youdao

In Emptiness, there are no complications, just simplicity.

空之美，这里没有复杂，只有简单。

youdao

We both want England to be successful and I'm positive there will be no complications.

BBC: Collingwood plans positive style

As far as video games go, it doesn't get much simpler than Pong -- two paddles, one ball, no complications.

ENGADGET: 15 indie developers re-imagine Pong for iOS, hope to win Atari contract

The surgeon who performed the 45-minute procedure at Massachusetts General Hospital, Dr. Bertram Zarins, said Kerry, the all-but-crowned Democratic presidential nominee, suffered no complications.

CNN: Kerry resting after?shoulder surgery