I started getting a sickness in my throat.; have a dry cough, like clearing my throat; I had a fever - 97.4, 99 and then this morning 99.4 °F; I previously reacted to Moderna; I got 2 vaccines and 1 booster. This one was from Pfizer; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team. The reporter is the patient.  A 75-year-old female patient received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 18Oct2022 at 09:45 as dose 4 (booster), single (Lot number: GJ6739) at the age of 75 years for covid-19 immunisation. The patient's relevant medical history and concomitant medications were not reported. Vaccination history included: Moderna covid-19 vaccine (DOSE 1, SINGLE), for Covid-19 Immunization, reaction(s): "immediate reactions"; Moderna covid-19 vaccine (DOSE 2, SINGLE), for Covid-19 Immunization; Moderna covid-19 vaccine (DOSE 3 (BOOSTER), SINGLE), for COVID-19 immunization, reaction(s): "feeling funky". The following information was reported: INTERCHANGE OF VACCINE PRODUCTS (non-serious) with onset 18Oct2022 at 09:45, outcome "unknown", described as "I previously reacted to Moderna; I got 2 vaccines and 1 booster. This one was from Pfizer"; PYREXIA (non-serious) with onset 20Oct2022, outcome "not recovered", described as "I had a fever - 97.4, 99 and then this morning 99.4 °F"; OROPHARYNGEAL DISCOMFORT (non-serious) with onset 20Oct2022, outcome "not recovered", described as "I started getting a sickness in my throat."; COUGH (non-serious) with onset 20Oct2022, outcome "not recovered", described as "have a dry cough, like clearing my throat". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of oropharyngeal discomfort, cough, pyrexia.  Additional information: patient stated that she received the COVID-19 vaccine booster on tuesday this week (18Oct2022). she got it on tuesday at 9:45. she felt really good all day that day and also all wednesday. Then, yesterday 20Oct2022 she started getting a sickness in my throat. she had a dry cough, like clearing my throat. Yesterday she had a fever - 97.4, 99 and then this morning 99.4 °F. she called my pharmacist and took a COVID-19 test. she tested negative twice - last night and this morning. she previously reacted to Moderna; she got 2 vaccines and 1 booster. Did have reactions, immediate reactions, to the Moderna COVID-19 Vaccine.  Her first two vaccines and first booster were all the Moderna COVID-19 Vaccine.  She had progressively worse side effects from those but they happened within two hours of having the shots. Her Moderna COVID-19 Vaccine Booster she had about 2 or 3 days where she was feeling funky. Her normal temp is 97.4 degrees Fahrenheit. Last night she was running a fever of 99 degrees Fahrenheit and this morning it was 99.4 degrees Fahrenheit causing her chills. Her throat does not hurt, she does not have a sore throat, her throat feels thick. She was coughing a dry cough and this was not her real voice. Took two Tylenol and was feeling so much better currently.  Thinks the fever broke but she sounds ridiculous. Cough was still there and feeling of thickness was still there. Thickness started first then she had the dry cough. The thickness in her throat and the dry cough were still happening periodically, on and off. Still being effected by the fever.