Multiple instances of random absolute tiredness like I would be good but all of sudden I have to immediately walk on some type of surface floor, couch or bed; experienced a complete lack of physical energy; high blood pressure all of sudden and I never had that before in my entire life; not feeling well; I was nauseous;  I am still feeling nauseous and it's been 6 month since I got this vaccine; woke up in the middle of the night for no reason; very sick for 3-4 days with some terrible fever; very sick for 3-4 days with some terrible fever; have not felt well in my body; I never felt like this in my whole life before; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 45-year-old female patient received BNT162b2 (BNT162B2), as dose 4 (booster), single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history and concomitant medications were not reported. Vaccination history included: BNT162b2 (Pfizer FL3180 (captured in tab) that's my first one on 11Aug , When probed for vaccination anatomical site, consumer stated, "That's on my left arm.", When probed if Route of administration was intramuscularly, consumer stated, "Yes, intramuscularly like in my bicep."), administration date: 11Aug2021, when the patient was 44-year-old, for Covid-19 immunization, reaction(s): "I was not nauseous however but after 3 days", "very sick for 3-4 days", "some terrible fever and also fever"; BNT162b2 (second one on 15Sep, it says Pfizer FL3184., When probed for vaccination anatomical site, consumer stated, "That's on my left arm.", When probed if Route of administration was intramuscularly, consumer stated, "Yes, intramuscularly like in my bicep."), administration date: 15Sep2021, when the patient was 44-year-old, for Covid-19 immunization, reaction(s): "I was not nauseous however but after 3 days", "very sick for 3-4 days", "some terrible fever and also fever"; Bnt162b2 (Dose 3 (BOOSTER)), when the patient was 44 years old, for Covid-19 immunization.  The following information was reported: FATIGUE (non-serious), outcome "unknown", described as "Multiple instances of random absolute tiredness like I would be good but all of sudden I have to immediately walk on some type of surface floor, couch or bed"; ASTHENIA (non-serious), outcome "unknown", described as "experienced a complete lack of physical energy"; HYPERTENSION (non-serious), outcome "unknown", described as "high blood pressure all of sudden and I never had that before in my entire life"; NAUSEA (non-serious), outcome "unknown", described as "not feeling well; I was nauseous;  I am still feeling nauseous and it's been 6 month since I got this vaccine"; SLEEP DISORDER (non-serious), outcome "unknown", described as "woke up in the middle of the night for no reason"; ILLNESS (non-serious), PYREXIA (non-serious), outcome "unknown" and all described as "very sick for 3-4 days with some terrible fever"; MALAISE (non-serious), outcome "unknown", described as "have not felt well in my body"; FEELING ABNORMAL (non-serious), outcome "unknown", described as "I never felt like this in my whole life before". The event "have not felt well in my body" required physician office visit. The events "not feeling well; i was nauseous;  I am still feeling nauseous and it's been 6 month since I got this vaccine" required emergency room visit. Relevant laboratory tests and procedures are available in the appropriate section.  Additional information: Consumer stated, "it's 2:06 in the morning right and this was the morning of 26Jun. I wanted to call you because it just occurred to me since I received my Pfizer (COVID-19) Vaccine. There has been multiple, not one, I have noticed of very significant change in my body since receiving the Pfizer Vaccine which has been, I would detail it because it is important to detail it, multiple instances of random absolute tiredness like I would be good but all of sudden damn I have to immediately walk on some type of surface floor, couch or bed like immediately I have to, it almost overcome to me, immediately urgency for some surface like lay on and that has been since, I have never in my life experienced that type of symptom ever and then also in concurrence with that particular symptom." Consumer further stated, "And definitely a being significant as I can be in regards to that's all since I have received the Pfizer shot, me experiencing this particular symptoms are absolutely becoming completely without any 'principle' because lay down immediately and I experienced a complete lack of physical energy because then at least the month I received Pfizer Vaccine. I mean genuinely I thought this may be due to this, may be COVID or but no as a matter of fact also I have this Pfizer vaccine and I thought. O my God! I am trying to listen to you but I am also trying to report my symptoms because that's not only my symptoms but go ahead." It was reported that patient did not had clear references because I never have had blood pressure before. (withheld) Hospital diagnosed me with high blood pressure all of sudden and I never had that before in my entire life. I have been a very healthy, listen it's not okay, it's absolutely not okay, I have significantly taking care of my body. Patient calling because it is very disturbing to me that come the (name withheld) Emergency room for not feeling well, right, I was nauseous. Consumer further stated, "I am not repeating the same thing, just because I just woke up in the middle of the night for no reason."  The information on the batch/lot number for BNT162b2 has been requested and will be submitted if and when received.; Sender's Comments: Linked Report(s) : US-PFIZER INC-202200908016 same patient and product, different doses;US-PFIZER INC-202200908034 same patient and product, different doses;