A cervix of 15 mm at 28 weeks is short cervix, hence the chance of a preterm delivery is there. As this is your first pregnancy, it is advisable to continue progesterone support and bed rest to reduce this risk. However, we need to find out the cause of same, whether it’s happening due to an infection, or inherent cervical weakness. Infection, if present can be treated with appropriate measures.
Next Steps
Continue medication as prescribed
Health Tips
Stay hydrated.