For colds & flu. 24 hour care. Tickly cough. Shivers, aches & pains. Blocked & runny nose. Sore throat pain. Headache. Day-time capsules non drowsy. Night-time capsules aids restful sleep. Contains Paracetamol. The complete 24 hour colds and flu remedy. What are they for? Day & Night Nurse capsules have been specially formulated to provide 24 hour relief from the major symptoms of colds and flu. Each pack contains a combination of day-time (yellow/orange) capsules and night-time (green/white) capsules. Day-time capsules quickly provide relief from the major symptoms of colds and flu without causing drowsiness. Night-time capsules also relieve colds and flu symptoms and help you get a good night's sleep to wake feeling better.