Calpol Six Plus Fastmelts Calpol Six Plus Fastmelts contain paracetamol to relieve pain & / or bring down fever in a range of conditions including cold & flu, headache, toothache, earache, post-immunisation fever, sore throat & other aches & pains. The delicious strawberry flavoured tablets melt on the tongue for convenient, effective relief & are suitable for children aged 6 years & over, as well as adults. Calpol Six Plus Fastmelts are colour & sugar free.