Progestone Injection is a medication used to prevent premature labor in pregnant women, reducing the risk of preterm birth. It is administered under doctor's supervision and should be taken as prescribed. Common side effects include local site reactions, nausea, itching, diarrhea, and rash. Monitor blood sugar levels, and inform the doctor if you experience yellowing, dark urine, or stomach pain. Before taking this medication, inform your doctor about any blood circulation issues, diabetes, or liver disease, and inform them about any other medications.