Understanding the Science: Why Are Progesterone Shots So Big?
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4 min read
Intramuscular progesterone is a cornerstone of many assisted reproductive technology (ART) cycles, used to prepare the uterine lining for an embryo [1.4.8]. If you've been prescribed them, you may wonder: **why are progesterone shots so big?** The answer lies in the medication's unique formulation.
