Sterwin Medicines has launched Real Lemon Cold powders. The general sale list medicine contains paracetamol 750mg, phenylephrine 10mg, ascorbic acid 60mg and sucrose and is recommended for adults and children over the age of 12. The contents of one sachet should be emptied into a glass, filled with hot water and stirred until dissolved. One sachet should be taken every four hours when required, but not more frequently than every four hours and not more than four sachets to be taken in 24 hours, says the company (net price, 60p, retail price, £1.39).