When a cold is getting you down sometimes you just want help. For effective symptom relief, whether you're at home or on-the-go, there's a Max Strength remedy for you. Lemsip max flu lemon sachets contain two active ingredients, paracetamol (1000mg) and pseudoephedrine hydrochloride (60mg). Relieving the symptoms of colds and flu, such as headache, sore throat, aches and pains, fever, blocked nose and sinuses, and sinus pain.