Hello,
Though her pain must have decreased. There are chances that it may recur after sometime, probably with a swelling, which would require antibiotics which are generally avoided during pregnancy as well as lactation.
Consult your gynaecologist regarding the extraction procedure if the dosage of the Ecosprin needs to be adjusted prior to the procedure.
Next Steps
Consult your gynaecologist and your dentist to guide you to get the tooth extracted.