Down the back of the sofa with them then. Is he still 
If so, give him Kaolin and Morphine. It's vile and he will recover instantly rather than take it, trust me
I am one of three daughters, all close in age, and when one got the trot's we all did, and I remember being stood in line at the kitchen sink (Big Sis first, Me, then Little Sis) whilst Mum got the K&M bottle, shook it up (coz it always seperated into milky stuff at bottom and M drugs at the top) and then poured it on to the spoon which we had a have shived in our little gobs over the sink.
Big Sis always took hers without complaint (bronw noser that she was)
Came to my turn and the wise choice of being placed over the sink was mitigated because even before the spoon got to my dainty little gob I was

Which then made little sis

And then I generally got a smakc around the ear as well