Soreness in her arm; Joint pain; It makes her nervous; Really not feeling well; Bad headache in the back of her head;  pressure; Extreme jaw pain on the right side was almost like she would guess, like TMJ; it was in the jaw and the ear the whole side there; Really hurting her a lot; This is a spontaneous report from a contactable consumer or other non-health care professional reported herself. A 53-years-old female patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, Formulation: Solution for injection, lot number: EW0172; expiry date: unknown, does not have expiration date), via an unspecified route of administration on an unspecified date on Wednesday evening at like 6:45 to 7:00 PM (at the age of 53-Years-old) as dose 1, single for covid-19 immunization. Medical history included hypertension from an unknown date and unknown if ongoing. Concomitant medications included losartan potassium tablet 50 mg once a day taken for hypertension from May2020 to ongoing and hydrochlorothiazide tablet 25 mg once a day taken for an unspecified indication from May2020 to ongoing. On an unspecified date, after first dose, everybody said like she will be okay, might receive some sore, patient stated that she definitely got some soreness in her arm, but they said anything you experience should be gone 1 to 3 days. She did not get anything besides the sore arm and the fourth and fifth day she had the worst, was really not feeling well at all and had extreme jaw pain on the right side which she would guess almost like TMJ (temporomandibular joint) like when you get the TMJ from the joints there will be a joint pain still bad even. She got a bad headache in the back of her head, and it did not go away even with the medicine (further clarification unknown). She was wondering that she never heard anybody getting that on the fourth and fifth day and now it was 2 days she was not well at all, almost sixth day and it was little better, but she still had jaw pain, the headache went away, so it makes her nervous because she knows the second dose really get worse. So, she wonders if have to start the first one, she means second time she was going to be really in the bad part. She never had COVID as per her. So, she just wanted to report that, and she do not know who else to ask about this issue. So, she wanted to consult the medical information department. Patient stated that she was not having the headache, but she has the jaw pain, it was in the jaw and the ear the whole side there, but the worst of it was on ninth and tenth. On 11May2021 (Today), it was less but it was not gone. The patient underwent lab tests and procedures which included some blood tests on 04May2021, she has whole bunch of tests, the cardiologist the one who gave her medicine ordered that, but everything was good to continue medicine. Therapeutic measures included Advil 600 mg as a result of events bad headache in the back of her head, pressure; extreme jaw pain on the right side was almost like she would guess, like TMJ; it was in the jaw and the ear the whole side there; really hurting her a lot; soreness in her arm and joint pain. She took it when she was in really terrible condition, she took on 10May2021 (Yesterday) and on ninth, tenth day. On 10May2021, (Yesterday) before going to the bed because it was really hurting her a lot, she did salt and warm water thinking maybe it would help usually, she does not know, good things for everything so she does not find any help. On 11May2021 (Today), she did not take Advil. She feels better but she still has some of the pain that was not that, as of 11May2021 (today). The outcome of the event bad headache in the back of her head, pressure reported as recovered; events really not feeling well, and it makes her nervous was reported as unknown, while remaining all events were reported as recovering.  No follow-up attempts are possible; information about lot/batch number cannot be obtained.