Continue taking meds given by the doctor. If pain is increasing take a 5 day antibiotic course.
Any X rays with you would help determine the exact status; however looking at the photos there is no reason to worry. The amount of tooth structure is good enough and the tooth should be able to be saved even if treatment is started after lockdown
Next Steps
If pain increases; can initiate consult to know which meds you r taking currently and if they need to be altered.
As soon as lockdown ends can initiate emergency root canal treatment.
Health Tips
Warm salt water rinses can be done if helpful (5-6times/day) before and after every meal.