chills; shortness of breath; started running a high fever; This is a spontaneous report from a contactable consumer. This 61-year-old female consumer reported for herself that she received bnt162b2 (BNT162B2, Solution for injection), dose 2 via an unspecified route of administration, administered in Arm Left on 03Apr2021 17:00 (Batch/Lot Number: EW0150, Solution for injection) as second dose, single for covid-19 immunisation. Medical history included rheumatoid arthritis from 2007 and ongoing Verbatim: RA Additional Information for Other Conditions: diagnosed way back in 2007. The patient's concomitant medications were not reported. Historical vaccine includes bnt162b2 (BNT162B2, Solution for injection), dose 1 via an unspecified route of administration, administered in right arm on 14Mar2021 (Batch/Lot Number: EN6207, Solution for injection) covid-19 immunisation. Consumer states she is calling about the Pfizer COVID vaccine and had a reaction but it was a full day or almost a day after she got the 2nd dose of the vaccine; states about 5:00pm was when she got the 2nd dose of the vaccine on 03Apr2021. States then on 04Apr2021 the next day which had to be around 9:00pm she got chills, shortness of breath, and started running a high fever that started at 99.4 and then about an hour later she took her temperature and it was 100.7 degrees Fahrenheit. Consumer states these symptoms completely resolved and lasted about 8 hours. States the highest temperature she took was 101.4 degrees at 3:40am this morning so she took an ice pack and put it behind her neck and let that stay there for awhile under each arm and under each armpit and alternated behind her neck again with the ice pack and did this for about 3 hours because she did not want to go to the hospital. Consumer states she then took her temperature about 6:00am this morning and it was 99.4 and she went to sleep and woke up about 10:00am and her temperature was 98.4 degrees so it went down and she is feeling fine now and has no issues and no chills or shortness of breath. Consumer states she had no treatment for the reported events other than the ice pack. States her 1st dose of the Pfizer COVID Vaccine was administered in her right arm on 14Mar2021 with lot EN6207 and her patient card has no NDC or expiry dates written; states her 2nd dose was administered in her left arm on 03Apr2021 and has lot number EW0150 which she confirmed from an email she received from her facility. States her 1st dose was at 10:30am and her 2nd dose was more like 5:00pm. States she had no vaccines prior to the Pfizer COVID Vaccine but does have RA and gets an Orenzia infusion and got the 1st one on 17Mar2021 and the dosage is 750; states she has no lot numbers to provide for the Orenzia. The patient underwent lab tests and procedures which included body temperature fluctuation: 99.4 fahrenheit on 04Apr2021 99.4 F at around 9:00pm, body temperature fluctuation: 100.7 fahrenheit on 04Apr2021 100.7 F about an hour later, body temperature fluctuation: 101.4 fahrenheit on 05Apr2021 101.4 F at 3:40am, body temperature fluctuation: 99.4 fahrenheit on 06Apr2021 99.4 F at about 6:00am, body temperature fluctuation: 98.4 fahrenheit on 06Apr2021 98.4 F at about 10:00am. The outcome of the events was recovered.  No follow-up attempts are possible. No further information is expected.