Pain in my left axilla (injection in left arm) with extension into the lateral aspect of my left breast; Pain in my left axilla (injection in left arm) with extension into the lateral aspect of my left breast; Pain in my left axilla (injection in left arm) with extension into the lateral aspect of my left breast; Lymphadenopathy; Myalgias; Arthralgias; This is a spontaneous report received from a contactable reporter(s) (Other HCP). The reporter is the patient.  A patient (no qualifiers provided) received bnt162b2 (Formulation: Solution for injection), administration date 09Mar2021 (Batch/Lot number: unknown) as dose 2, single for covid-19 immunisation. The patient's relevant medical history and concomitant medications were not reported. Vaccination history included: Bnt162b2 (1st dose), for COVID-19 immunization. The following information was reported: LYMPHADENOPATHY (non-serious) with onset 2021, outcome "unknown", described as "Lymphadenopathy"; VACCINATION SITE PAIN (non-serious) with onset 09Mar2021, outcome "recovered" (12Mar2021), BREAST PAIN (non-serious), AXILLARY PAIN (non-serious) all with onset 12Mar2021, outcome "recovered" (16Mar2021) and all described as "Pain in my left axilla (injection in left arm) with extension into the lateral aspect of my left breast"; MYALGIA (non-serious) with onset 2021, outcome "recovered" (2021), described as "Myalgias"; ARTHRALGIA (non-serious) with onset 2021, outcome "recovered" (2021), described as "Arthralgias". The lot number for bnt162b2 was not provided and will be requested during follow up.  Additional information: I received my booster vaccine yesterday at 11:40 AM (lot # either PH8027 or FH8027 -hard to read the handwriting). Last night I developed pain at the injection site which continues. As of this morning I now have myalgias and arthralgias in addition to moderate fatigue. Yesterday evening (Saturday) I developed a fever (101F). This somewhat responded to acetaminophen (returned to normal (98.6F) overnight but is up to 100.4F today with no acetaminophen since 7:15PM last night. Additionally, I have less pain at the injection site (not resolved yet) but have developed Left axillary pain - same side as the injection.With dose #2 I did have lymphadenopathy and pain in  my left axilla (injection in left arm) with extension into the lateral aspect of my left breast. Right now the pain has not reached my breast yet. Myalgias and arthralgias have resolved. Additional information: On Follow up (06Dec2021) Query asked to confirm the date aware of the adverse events. Response received as follows: 1. Please help to confirm your awareness date for event "developed pain at the injection site which continues" in verbatim "I received my booster vaccine yesterday at 11:40 AM (lot # either PH8027 or FH8027 -hard to read the handwriting). Last night I developed pain at the injection site which continues" in the initial email. Dec32021 (Friday). 2. Please help to confirm your awareness date for event "fever" and "have developed Left axillary pain-same side as the injection" in verbatim: Yesterday evening (Saturday) I developed a fever (101F)./ Additionally, I have less pain at the injection site (not resolved yet) but have developed Left axillary pain- same side as the injection Onset of fever was 04Dec2021 (Saturday); it decreased to low grade fever (99.3-100.4) on Sunday, 05Dec and finally resolved today, 06Dec. Today (6Dec) I have little axillary pain and expect that it will be gone tomorrow (07Dec). 3. Please help to confirm your awareness date for info: With dose #2 I did have lymphadenopathy and pain in my left axilla (injection in left arm) with extension into the lateral aspect of my left breast. (and please help to provide the reason that why you did not report the dose 2 events previously) I thought that I did report the other events. I am looking back in my email and don't find a record that I reported this. I did send in emails about my husband's and my sister's reactions but must have inadvertently not sent in my second shot. I am very sorry. The date of my second dose was Tuesday, 09Mar2021. I can tell you that I did develop pain at the injection site (left arm) on 09Mar, which lasted until 12Mar and then resolved. I did develop pain in my left axilla and into the lateral aspect of my left breast - that developed on 12Mar and continued for 5 days until 16Mar and it fully resolved.   Follow up (06Dec2021): New information reported in response to mail trail sent regarding the confirmation of awareness dates of events and information.   No follow-up attempts are possible. No further information is expected.