Hello , the shooting pain and ear block are usually due to the block of eustacian tube (the tube connecting ear to nose). The simple home remedy is to take steam inhalation. Also to try blow the ear open. If it persists then you’ll need an ENT evaluation to look for the cause of block.
Next Steps
Try the following remedies and if persistence consult an ENT specialist online or locally
Health Tips
1. Continue steam inhalation twice daily
2. After that do Valsalva manoeuvre (see a tutorial video on YouTube)
3. Try otrivin or nasivion drops , 3 drop both nostrils thrice daily for 5 days before steam inhalation