How much paracetamol should i take for a headache

About 6, participants were involved in comparisons between paracetamol mg and placebo. The International Headache Society recommends the outcome of being pain-free two hours after taking a medicine as a standard measurement. The outcome of being pain-free or having only mild pain at two hours was reported by 59 in people taking paracetamol mg, and in 49 out of people taking placebo.

About 10 in people taking paracetamol mg reported having a side effect, which was the same as with placebo 9 in people high quality evidence. Searches for the update identified one additional study for inclusion. Eleven studies participants, attacks compared paracetamol mg, alone or in combination with an antiemetic, with placebo or other active comparators, mainly sumatriptan mg.

Paracetamol mg plus metoclopramide 10 mg was not significantly different from oral sumatriptan mg for 2-hour headache relief; there were no 2-hour pain-free data. Adverse event rates were similar between paracetamol and placebo, and between paracetamol plus metoclopramide and sumatriptan.

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Every hours with water as required. Paracetamol is also in some other medicines such as cold and flu medicines and in pain-relief medication see below for examples. Paracetamol tablets are available in 2 strengths — mg tablets or mg tablets. The dose of paracetamol will depend on the strength you are taking.

If you realise you have had too much paracetamol including from other products with paracetamol in them , call your doctor, nurse or the Poisons Centre POISON immediately.

Late signs may include: nausea feeling sick or vomiting being sick diarrhoea runny poo yellow skin or eyes poor appetite confusion or extreme sleepiness. Older people are most at risk, so should take extra care.