Ultimately, he still died in her hands. As he fed her medicine, he took a mouthful by mistake and was poisoned to death.
It was only that he knew that she had a death wish. All these years, every single meal that she had ate had been poisoned. She had consumed the antidote beforehand. However, her body had been ravaged by the countless types of queer poisons. She awaited his moment of carelessness, such that he would die.
The Tang Emperor died in the hands of the woman he loved most. Despite having guarded against her all his life, he was no match for her persistence and patience. However, he could not bear to kill her, leaving a final decree to chase her out of the palace, never to step in again.