Shoulder pain/right shoulder is bothering him a little; Unstable feeling; unstable on his feet; back is bothering him; mild tiredness/ he is very tired; weakness/ weak; periods of dizziness/ lightheaded; sleepy; This is a spontaneous report from a contactable consumer (patient). A 92-year-old male patient received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE, formulation: Solution for injection, Lot Number: EL3246, expiration date not reported) via an unspecified route of administration in right arm on 30Jan2021 at 10:00 am (at the age of 92-year-old) as a single dose for COVID-19 immunisation in other type vaccination facility: park. Patient's Medical History (including any illness at time of vaccination) was none. Patient did not receive any other vaccines within four weeks prior to the vaccination. Concomitant medications were not reported. There was no history of any previous immunization with the Pfizer vaccine considered as suspect (or patient age at first and subsequent immunizations if dates of birth or immunizations are not available). There were no other additional Vaccines Administered on Same Date of the Pfizer Suspect. On an unknown date in 2021 patient experienced dizziness, weakness, tiredness, was sleepy, lightheadedness, unstable feeling. On 30Jan2021 patient had shoulder pain (arthralgia). It was reported that patient received the 1st dose of the Pfizer-BioNTech Covid-19 Vaccine 9 days ago. However, he said he was still experiencing mild tiredness, weakness, and dizziness. He wants to know if these side effects are still associated to the vaccine and if it is normal that he is still experiencing it 9 days after his 1st dose. He also mentioned that he has no temperature and his pulse and blood pressure was normal. It was then reported that patient was still suffering some side effects 2-1/2 weeks after getting the COVID-19 Vaccine. He said the side effects come and go. He said the side effects will last 4-5 hours, and then go away, and come back the next day. He said he has checked his blood pressure and pulse, and they are both OK. He said he uses an oximeter to check his oxygen level, and his oxygen is good. He said he sleeps well at night. He said he is having periods of dizziness, weakness, and feeling tired and sleepy. He said he feels lightheaded and unstable on his feet, also. He said he feels fine now. He said his right shoulder is bothering him a little, too. He said his right shoulder was uncomfortable and bothered him if he laid on it at night. Reported his back was bothering him, so he bent over a little, but if he stands up straight, he was about 5'10". He stated his side effects started a day or so after he received his COVID-19 Vaccine, and he can't remember the exact day. He said the side effects lasted continuously for several days, or about a week. He said now his side effects are sporadic. He said in the morning he will wake up and feel OK, and then after a while the side effects start. He said some days his side effects will start in the morning, and other days his side effects won't start until the afternoon. Patient declined any treatment. He said he read that any side effects from the COVID-19 Vaccine only last 2-3 days. Reporter wants to know if it is a problem that he is still having side effects after 2-1/2 weeks or is there some action he should be taking. He said he figured Pfizer is the expert, so he would ask Pfizer directly. He said otherwise, he was thinking of going to an urgent care to see what the urgent care thinks of his side effects. There was no emergency room or physician office visit. There were no relevant tests. Reported his second COVID-19 Vaccine dose was scheduled on 26Feb2021 at 9:30AM and asked if still can get the 2nd dose Vaccine after having a reaction to the 1st dose. No PQC was present. Outcome for the events weakness, periods of dizziness, tiredness, lightheadedness, sleepy, unstable feeling was not recovered, outcome for shoulder pain was recovering and for unstable on his feet, back discomfort was unknown.