I received my 1st dose of Pfizer vaccine on Thursday and I am still sick;  I became immediately ill upon receiving the shot within 15 minutes; feeling woozy/dizziness/lightheadedness; back muscle spasms; diarrhea; flu like symptoms; muscle ache; aches/pains; slight fever; weird dreams; sleep disturbances; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient. Other Case identifier(s): US-PFIZER INC-202101310811 (Pfizer).  A 58 year-old male patient received bnt162b2 (BNT162B2), administration date 30Sep2021 (Lot number: 30155RA) at the age of 58 years as dose 1, single for covid-19 immunisation. Relevant medical history included: "Severely Immune upregulated/his immune system is really amped" (unspecified if ongoing), notes: Verbatim: Severely Immune upregulated; "History of blood clotting" (unspecified if ongoing), notes: Verbatim: History of blood clotting.Patient have history of blood clotting twice actually 3 documented blood clots.; "diarrhea" (unspecified if ongoing); "chemical allergy" (unspecified if ongoing); "environmental allergy" (unspecified if ongoing); "seasonal allergy" (unspecified if ongoing). Concomitant medication(s) included: DOXYCYCLINE. The following information was reported: MALAISE (non-serious) with onset 30Sep2021, outcome "unknown", described as "I received my 1st dose of Pfizer vaccine on Thursday and I am still sick;  I became immediately ill upon receiving the shot within 15 minutes"; DIZZINESS (non-serious) with onset 2021, outcome "unknown", described as "feeling woozy/dizziness/lightheadedness"; MUSCLE SPASMS (non-serious) with onset 2021, outcome "unknown", described as "back muscle spasms"; DIARRHOEA (non-serious) with onset 2021, outcome "unknown", described as "diarrhea"; INFLUENZA LIKE ILLNESS (non-serious) with onset 2021, outcome "unknown", described as "flu like symptoms"; MYALGIA (non-serious) with onset 2021, outcome "unknown", described as "muscle ache"; PAIN (non-serious) with onset 2021, outcome "unknown", described as "aches/pains"; PYREXIA (non-serious) with onset 2021, outcome "unknown", described as "slight fever"; ABNORMAL DREAMS (non-serious) with onset 2021, outcome "unknown", described as "weird dreams"; SLEEP DISORDER (non-serious) with onset 2021, outcome "unknown", described as "sleep disturbances". Therapeutic measures were not taken as a result of malaise, dizziness, muscle spasms, diarrhoea, influenza like illness, myalgia, pain, pyrexia, abnormal dreams, sleep disorder.  Additional information: Patient was not taking any medication Patient have prescription for doxycycline for his teeth if his teeth have a problem. So my vaccine card says Pfizer but then documentation they gave me refers to Comirnaty. So there are other people making the vaccine other than Pfizer is that you are telling him. Other are getting vaccine from Pfizer and patient was getting junk from other company. Patient CDC card and he apologies he was am little upset because he was pretty sick, his CDC card says Pfizer on it and it has a LOT did Pfizer manufacture that drug or not. Patient was above 165 now, he lost weight because of this sitting home for a year.Yeah this is the serious problem there is no way in hell, patient taking that 2nd shot and patient was going to lose his job because of this. Patient was experiencing the problem when he left the pharmacy. Patient can check in calendar to give the date. Patient have external resorption of his teeth and that is why the vaccine is such an issue for him because he was severely immune upregulated. Patient took no treatment for adverse event. Not to the adverse event, patient did the antibody check before he took the shot so interesting to see what they are. PEG is antifreeze and is upset about the above complaints after received the Pfizer Covid-19 vaccine. Patient have history of blood clotting twice actually 3 documented blood clots.   Follow-up attempts are completed. No further information is expected