Slept 13 hours (usually "I" sleep about 7-8 hours); The injection site was hot; Loss of appetite; 100 degree fever; Intense achiness all over "my" body (Even "my" toes were achy); Intense achiness all over "my" body (Even "my" toes were achy); Chills; Slept for four hours and woke up drenched in sweat; Light pink rash over "my" entire body; Light pink rash over "my" entire body; Body swelled including face and hands; Body swelled including face and hands; Body swelled including face and hands; Skin felt like it was crawling; Fatigue; Soreness at the injection site that grew in intensity; This is a spontaneous report from a non-contactable consumer, the patient. A 43-year-old non-pregnant female patient received the second dose of BNT162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Lot Number: UNKNOWN) via an unspecified route of administration in the right arm on 29Apr2021 at 10:15 (at the age of 43-years-old) as a single dose for COVID-19 immunisation. The patient did not have any medical history. Prior to the vaccination, the patient was not diagnosed with COVID-19. The patient did not receive any other vaccines within four weeks prior to the vaccination. The patient did not receive any concomitant medications. The patient previously took triamcinolone acetonide (KENALOG), minocycline (MANUFACTURER UNKNOWN), doxycycline (MANUFACTURER UNKNOWN) and sarecycline (MANUFACTURER UNKNOWN) and experienced drug allergy. The patient previously received the first dose of BNT162b2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE; Lot Number: ER 8729) via an unspecified route of administration in the left arm on 08Apr2021 at 09:45 (at the age of 43-years-old) as a single dose for COVID-19 immunisation. On 29Apr2021, day 1 of vaccination, the patient experienced soreness at the injection site that grew in intensity and fatigue, starting three hours after the shot. On 30Apr2021, 2 days after vaccination, arm soreness at the injection site increased, the injection site was hot, the patient experienced loss of appetite, lasting about four days, 100-degree fever, intense achiness all over her body (even her toes were achy) and chills. The patient took one paracetamol (TYLENOL). The patient slept for four hours and woke up drenched in sweat. By the evening, the patient had a light pink rash over her entire body. The patient's body swelled, including her face and hands. Her skin felt like it was crawling. On 01May2021, 3 days after vaccination, the patient slept 13 hours (usually she sleeps about 7-8 hours). The body swelling went down and the rash went away. No more chills or fever. Arm soreness decreased. The patient felt a lot better-almost back to normal. Appetite came back about two days later. The events did not result in doctor or other healthcare professional office/clinic visit, emergency room/department or urgent care. Therapeutic measures were taken as a result of the soreness at the injection site that grew in intensity, the injection site was hot, 100 degree fever, intense achiness all over "my" body (even "my" toes were achy), chills and slept for four hours and woke up drenched in sweat and included treatment with paracetamol (TYLENOL). Therapeutic measures were not taken as a result of rest of the events. Since the vaccination, the patient had not been tested for COVID-19. The clinical outcome of the events 100 degree fever, chills and light pink rash over "my" entire body was resolved on 01May2021. The clinical outcome of the event loss of appetite was resolved on an unknown date in May2021. The clinical outcome of the events soreness at the injection site that grew in intensity, fatigue, the injection site was hot, intense achiness all over "my" body (even "my" toes were achy), slept for four hours and woke up drenched in sweat, body swelled including face and hands, skin felt like it was crawling and slept 13 hours (usually "I" sleep about 7-8 hours) was resolved on an unknown date in 2021.  No follow-up attempts are possible; information about lot/batch number cannot be obtained. No further information is expected.