Zinonide 20 Oral Solution is used to treat and prevent zinc deficiency in children. It is also used to treat respiratory tract infections, acute and persistent diarrhoea, the common cold, Wilson's disease, and as an immunity booster. Zinonide 20 Oral Solution contains zinc, which strengthens the immune system and aids growth and maintenance of good health. This medicine may sometimes cause side effects such as headache, nausea, vomiting, diarrhoea, stomach pain, metallic taste, and indigestion. Before starting Zinonide 20 Oral Solution , inform your doctor if your child is taking any other medications or has any pre-existing medical conditions.