Possible Clues:

• Taro cooked — hunger for drug
• A drink knocked back at home with energy is a poison
• Express a view in support of new rat poison
• Drug giving a form of protein
• Poison a drink brought over in bottle at the end
• Drug for operation complicated, deprived of oxygen once
• Drug left over stopping boundless hurt
• Makes Portia find direction to poisonous part of nightshade
• Sort of protein attached to a poison
• A fortified drink served up in East is a poison