What opportunities and means had the accused for administering poison?

But the illness could have been caused by poison, administered in small doses over a long period of time.

The line between actually administering poison and merely facilitating the taking might be rather fine.

People moving about in the dead of night, poisons being administered in a locked room.

But the early lawyers extended this to killing by, e.g., actually administering poison.

His death is alleged to have been caused by poison, administered by his wife.

Killed ... by the poison administered at my husband's command!

You mean, could I have administered poison to Sir Thomas?

Singh was also acquitted of administering poison to her ex-lover's food on a previous occasion.

Even his contemporaries suspected that he had been administered poison and that that was the cause of death.