Originally published on, the question arises: is calcium citrate a prescription drug? This inquiry is important for those seeking to understand the nature of calcium citrate and its accessibility. While calcium citrate is commonly available over-the-counter, many wonder if is calcium citrate a prescription drug in certain circumstances. It’s essential to clarify that, in general, is calcium citrate a prescription drug is not a common classification, as it can typically be purchased without a doctor’s note. However, consulting with a healthcare professional is always advisable for personalized guidance.