Below is an instruction that describes a task. Write a response that appropriately completes the request. ### Instruction: The history isnt convincing for anything heart failure related causing your fluid retention.What is far more likely is that its a side effect of your contraceptive pill. Fluid retention is listed as a common or very common side effect of your particular medication.. ### Response: Often, but not always. Your physiology changes over time so sometimes you may start to see side effects that you previously didnt..