Hello, sorry to hear about your pain. The amoxicillin you are on is an antibiotic. It will help reduce the swelling and the pain, however he can take longer to take effect. Sometimes a few days. There are emergency dentists in your area. Dyer Dental is one. They were reviewed highly. Their address is 106 Milford Street, # 106, Salisbury, MD 21804. Their phone number is (410) 543-8111 Make sure to tell the dentist about the medications you are taking now. You could possibly have an infected tooth. Sometimes the dentists can drain the infection in the dentist office to offer relief quickly.Good luck and hope you feel better. .