Lemsip alternative Numark Max Strength Cold and Flu Relief- 10 Sachets containing paracetamol and phenylephrine hydrochloride provide relief from cold and flu symptoms when made into a hot drink. Each sachet provides a soothing lemon flavoured drink when mixed with hot water. Paracetamol to ease the symptoms of a headache, sore throat, fever and aches and pains associated cold and flu. Phenylephrine hydrochloride which will offer relief from a blocked or runny nose.