Related Clues:

• Mild pain-killing drug
• I have supper after ten
• It's used as an antiseptic
• I, to Einstein
• Element in kelp
• Headache fighter
• I, in chemistry
• Headache killer?
• Element used in the production of thyroid hormones
• Common painkiller
• I find that's god inside
• Pain-relief drug
• At length I may provide some antiseptic
• Common analgesic drug
• Anti-inflammatory drug