Adverse reactions identified during post-marketing use are listed below. The frequency of these reactions is unknown but likely to be rare. This medicinal product contains 31 mg of sodium per dose. To be taken into consideration by patients on a controlled sodium diet. Expectorants such as guaifenesin are used to treat a productive, chesty or mucus cough, where you cough up phlegm. Guaifenesin helps to thin and loosen the mucus in the airways, making it easier to cough up.

Don't take Beechams max strength all in one if you have taken a type of medicine called a monoamine oxidase inhibitor (MAOI) in the last 14 days. MAOIs include the antidepressants phenelzine, tranylcypromine, isocarboxazid and moclobemide, and the anti-Parkinson's medicines selegiline, safinamide and rasagiline. This is because the combination of phenylephrine with these medicines could cause a dangerous increase in blood pressure (hypertensive crisis). Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; Maximum daily dose: Four doses (2000 mg paracetamol, 800 mg guaifenesin, 40 mg phenylephrine HCl) in any 24 hour period. Amber glass bottle fitted with a PP 28 mm child resistant, tamper-evident polypropylene/HDPE closure fitted with a polyester-coated, aluminium faced boxboard wad. Medicines and their possible side effects can affect individual people in different ways. The following are some of the side effects that are known to be associated with the ingredients of Beechams max strength all in one. Just because a side effect is stated here doesn't mean that all people using this medicines will experience that or any side effect.The antidiabetic medicines exenatide, lixisenatide and liraglutide may slow down the absorption of paracetamol into the bloodstream, so it might take longer to work if you're using one of these medicines to treat your diabetes. Ask your pharmacist for more advice.

Dosage: Adults, the elderly and children aged 16 years and over: Two capsules every four hours as required. Maximum 8 capsules (4 doses) in any 24 hour period. Do not take continuously for more than 5 days without medical advice.Get immediate medical advice if you or someone you know takes too much paracetamol, even if you feel well, because of the risk of delayed, serious liver damage.