Left arm is killing her; really sore, if lays on it at night wakes her up. goes from shoulder to 2" above elbow. It really hurts.; Left arm is killing her; really sore, if lays on it at night wakes her up. goes from shoulder to 2" above elbow. It really hurts.; Dizzy spells; arm does still hurt and goes from her neck to her shoulder down through there almost to her elbow; This is a spontaneous report received from a contactable consumer or other non-health care professional reporting for herself (patient). A 76-year-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, Formulation: Solution for injection, Lot number, UPC number, NDC number and Expiry Date are unknown), via an unspecified route of administration, administered in Left arm on 24Feb2021 14:00 at the age of 76-years-old as dose 1, single for covid-19 immunisation at Clinic. The patient's medical history and concomitant medications were not reported. The patient previously took historical vaccine, flu shot on 01Oct2020 at the age of 76-years-old for immunisation and experienced big hive like itching and it goes away but never hurt like this does, this one talks to her. Every year for last 12 years, after getting the flu shot (NDC, Lot, Expiration Unknown) her arm gets big red and puffy and itches and then it goes away but she has never had the pain that has with this. Prior Vaccinations within 4 weeks included patient has received both doses of the Pfizer Covid Vaccine. Additional vaccines administered on same date of the pfizer suspect were none. Family medical history relevant to AE(s) was none. On 25Feb2021, the patient experienced left arm is killing her; really sore, if lays on it at night wakes her up. goes from shoulder to 2" above elbow. it really hurts, dizzy spells, arm does still hurt and goes from her neck to her shoulder down through there almost to her elbow. The clinical course was reported as follows: the reporter states that she was calling about her first Covid Vaccine injection that she had on 24Feb2021. She states she is really concerned about it. States she went to see her primary physician and he strongly suggested she report it and she was calling to see if we know anything that can be done for it or what is going on. She states her left arm is killing her, it won't stop hurting. States she is not one to complain and run to the doctor for every little thing either. Clarifies her arm does still hurt and goes from her neck to her shoulder down through there almost to her elbow. States the last two days her elbow has been hurting too. States she told her son and he said to put ice packs on it and said it is from the injection. States her elbow is 80% better but the arm isn't. States she is not sick just her arm is hurting so bad. States oh, how did she forget to mention she has been having dizzy spells. Treatment included warm packs, cold packs, Voltaren cream or gel, and the anti-inflammatory Mobic but nothing is helping her arm pain. UPC, NDC, Lot, Expiration are Unknown. States she threw the box away for the Voltaren cream but she just got it about two weeks ago, so she knows it isn't expired. Mobic: states she has the prescription because once in a while gets arthritis. States it was filled 17Dec2020 and good till 17Dec2021. Stats she needs a triple magnifying glass to read the Voltaren bottle. States she reads on TV about this Voltaren cream and how good it is, maybe it is a myth. It was reported that second vaccine received on 17Mar2021, LOT: Unknown. Adverse event occurred after first dose. She states she can't locate the card right now. States that if she touches it really hurts. States it is hard for her to turn her neck and she keeps putting hot warm water packs on it. She states that on Wednesday 24Mar2021, she went to her primary and he said lets get an x-ray to see if anything is broken or if they see any extra arthritis. States the x-ray was fine and she never had any problems with her arm before. States he wanted an x-ray because he thought maybe she broke it. States she wonders why this is happening. States she has to take different bags because it is too heavy on her arm to carry a purse. Dizzy Spell: She states that her doctor said to be really careful and he is not letting her drive. She states she had a couple of days of walking into things and she thought what is this? States her doctor said he doesn't want her driving or doing much of anything and she has really been being careful and trying to watch it. She states that she doesn't really want to come back in to see her primary. States she is a very healthy person for as young as she is, she stays very active and this is new for her. States she wanted to call because this was new and it wouldn't hurt to report it so it is on record. Next morning after the first vaccine; states she said oh my gosh her arm hurts her, and her sons are both doctors and they said to use ice packs and massage it and she has been doing that as often as she can. The adverse events did not require a visit to Emergency Room but required Physician Office on 24Mar2021 at 14:45. The patient underwent lab tests and procedures which included X-Ray of Left Arm (x-ray limb): normal on 24Mar2021. Reporter seriousness for Left arm is killing her; really sore, if lays on it at night wakes her up. goes from shoulder to 2" above elbow. It really hurts and Dizzy spells was unspecified. The outcome of events was not recovered.  No follow-up attempts are needed; information about lot/batch number cannot be obtained.