Oscillococcinum is a homeopathic treatment often used to fight flu-like symptoms. However, the term itself can be quite a mouthful to say and spell. If you're looking for synonyms for this medicine, there are several options. For starters, you might refer to it as "Oscillo" for short. Alternatively, you might choose to describe it as a "flu remedy," "cold treatment" or simply as a "homeopathic medicine." These options are all more concise and easier to remember than the word "oscillococcinum." Regardless of how you choose to refer to it, the important thing is to use a term that accurately conveys its purpose and benefits.