Anyone else? Pain

Abigail • Pregnant after chemical in December/January. So excited 👶💜
Anyone else experiencing pain/discomfort in there lower abdomen around to their back? I woke up 3 times last night with this pain on my right side around to the right side of my back? I'm only 4w4d. Can anyone tell me what this could be? So terrified I'm having a miscarriage