Cupronickel or copper-nickel is an alloy of copper that contains nickel and strengthening elements, such as iron and manganese.
Despite the low risk of side effects, it's important to take caution when using Oscillococcinum in treatment of the flu. Because the flu virus can lead to complications like pneumonia (a potentially life-threatening condition), you should seek medical attention if you experience flu symptoms such as coughing, sore throat, muscle aches, fatigue, headache, and high fever.
Oscillococcinum is a homeopathic product. Homeopathy is a system of medicine established in the 19th century by a German physician named Samuel Hahnemann. Its basic principles are that like treats like and potentiation through dilution.. However, in people with flu symptoms, there is some evidence that oscillococcinum might help people get over the flu faster, but only by 6 or 7 hours. 2  This may not be of much importance. 3  The reliability of this finding is also questionable due to flaws in the study design.