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.
Common side effects from Celexa (citalopram) may include nausea, loss of appetite, stomach pain, diarrhea, constipation, drowsiness, tiredness, excitement, nervousness, muscle or joint pain, dry mouth, sweating, changes in sex drive or ability, and shaking of part off the body.: Drowsiness is a side effect of citalopram (Celexa). You do take this at bedtime, which is advisable. If you do not get a good night sleep, this may also lead to the drowsiness. I would contact your health care provider and let them him or her know how you are feeling.