How Panadol Actifast Works Panadol ActiFast Tablets have been specially formulated so that they are absorbed 2x faster than standard paracetamol tablets.   When to Use Panadol ActiFast When you have a headache, Panadol ActiFast can relieve pain fast. Containing paracetamol, a pain killer, Panadol ActiFast can relieve common types of pain, including backache, sore throats, joint pain, muscle pain and toothache. Panadol ActiFast can also help to reduce fever as well as the aches and pains of cold and flu.   How to Use Panadol ActiFast When experiencing pain, adults and children aged 16 years and over should take 2 tablets with half a tumbler of water (100ml) every 4 hours as needed. Do not take more frequently than every 4 hours or more than 8 tablets in 24 hours. When experiencing pain, children, aged 12 to 15 years should be given 1 tablet with half a tumbler of water (100ml) every 4 hours as needed. Do not take more frequently than every 4 hours or more than 4 tablets in 24 hours. Always read the label