You can start trying anytime after vaccine. The vaccine is not gonna affect your fertility, the stress would . So keep calm and try during your fertile periods , which is from 12 th to 18 th day of your menstrual cycle in case you have a regular cycle .
Have a happy time , wish you luck !
Next Steps
Do consult a gynaecologist regarding folic acid supplementation preconceptionally.
Also since you have had a previous d n c to rule out other causes for it .