Flu-like Symptoms. Body Aches Headache Fever Chills Fatigue. Reduces Duration and Severity of Flu Symptoms. Homeopathic Medicine. Non-Drowsy Non Drug Interactions. Works Naturally with Your Body. Quick Dissolving Pellets. Take Oscillo at the First Sign of Flu-Like Symptoms! Oscillococcinum (o-sill-o-cox-see-num) is safe, natural and easy to take.It has been shown in clinical studies to help reduce both the duration and the severity of flu-like symptoms. May temporarily relieve flu-like symptoms such as run-down feeling, headache, body aches, chills and fever.