Panadol Cold and Flu capsules for cold and sinus symptoms. There are two types of Panadol Cold and Flu, yellow and green, but we will learn about the green Cold and Flu, which is effective in relieving respiratory tract infections, sinus infections, and symptoms of colds and flu. Panadol Cold and Flu is a compound to relieve symptoms of colds and flu. It consists of paracetamol.