17. If the product contains paracetamol and is wholly or mainly intended for children twelve years old or younger, the words “Do not give anything else containing paracetamol while giving this medicine” and—
(a)if a package leaflet accompanying the product includes the words in quotation marks in paragraph 17 of Schedule 27 (package leaflets), the words “Talk to a doctor at once if your child takes too much of this medicine, even if they seem well”; or
(b)if no package leaflet accompanies the product or the package leaflet does not include those words, the words “Talk to a doctor at once if your child takes too much of this medicine, even if they seem well. This is because too much paracetamol can cause delayed, serious liver damage”.