This is quiet common during and after pregnancy.
The gum bleeding can be a result of the hormonal fluctuations.
Still don't worry.
Visit your nearest dental clinic and get your filling done and get a full mouth scaling done. The problem will be solved.
Also if you're lactating/feeding , before taking any medicines consult your gynaecologist.
Next Steps
visit nearest dental clinic.
Health Tips
consult gynac before taking any medicines.