In pregnancy we usually avoid any treatments. Only emergency treatment if possible. So you have to depend on home remedies like warm saline rinses 5-6 times/day. Avoid chewing from the affected side. If pain is severe you may take paracetamol only.
Next Steps
Warm saline rinses 5-6 times/day. As and when possible you will have to visit a nearby dentist for visual check up and best possible treatment at this stage.
Health Tips
Avoid chewing from the affected side and don't take stress. It affects your overall health.
Have a healthy smile. Take care