the active ingredients are paracetamol, phenylephrine hydrochloride and caffeine. each day capsule contains paracetamol 500 mg, caffeine 25 mg and phenylephrine hydrochloride 6.1 mg. the other ingredients in the day capsules are: maize starch, croscarmellose sodium, sodium laurilsulfate, magnesium stearate and talc. the capsule shell is made of gelatin and contains the colours: quinoline yellow (e104), titanium dioxide (e171), patent blue v (e131) and erythrosine (e127).