Could be an allergic reaction; Tired; Headache; Muscle pain; Joint pain / Pain in shoulder; she was having a problem with because that was the one starting aching; This is a spontaneous report received from a Consumer or other non HCP. A 55-year-old female patient received BNT162b2 omicron (kp.2) (COMIRNATY (2024-2025 FORMULA)), on 18Jan2025 as dose 1, single (Batch/Lot number: unknown), in arm for covid-19 immunisation; influenza vaccine (INFLUENZA VACCINE), on 18Jan2025 as dose number unknown, single), in arm for immunisation. The patient’s relevant medical history included: “Diabetes” (ongoing). Concomitant medication(s) included: METFORMIN taken for diabetes mellitus; GLIPIZIDE taken for diabetes mellitus. The following information was reported: HYPERSENSITIVITY (non-serious) with onset Jan2025, outcome “unknown”, described as “Could be an allergic reaction”; HEADACHE (non-serious) with onset Jan2025, outcome “unknown”; ARTHRALGIA (non-serious) with onset Jan2025, outcome “unknown”, described as “Joint pain / Pain in shoulder”; MYALGIA (non-serious) with onset Jan2025, outcome “unknown”, described as “Muscle pain”; FATIGUE (non-serious) with onset Jan2025, outcome “unknown”, described as “Tired”; PAIN IN EXTREMITY (non-serious) with onset Jan2025, outcome “unknown”, described as “she was having a problem with because that was the one starting aching”. Therapeutic measures were not taken as a result of hypersensitivity, fatigue, headache, myalgia, arthralgia, pain in extremity. Additional information: Reporter stated as, she just wanted to report some side effected that she had with a vaccine that she had with a COVID vaccine. She had a COVID vaccine this past Saturday (18Jan2025) at here in (PRIVACY) and it was not anything major. She mean, the fact that She had to cancel, she had to cancel her house keeper because she was not feeling that good but (Incomplete sentence). She mean, she had some side effects, it was not anything, like she said major and then she had to skip (redacted) and cancel her house keeper because she was not feeling too good but it was she, now it could be an allergic reaction where she had pain and then she tired and she had a headache and muscle pain and ‘sores’ and maybe some joint pain and she think that, that was about it, you know, that was about it. She mean, she know where she live (PRIVACY). Anyways and she just and she just did not feeling very good but she was feeling little bit better today (20Jan2025) but do you think. She was asking a question, that she could take some aspirin or pain reliever to relieve the pain and in her shoulder. She said, she should take some aspirin or pain, do she think she should take some kind aspirin or some kind of pain reliever like Tylenol whatever to relive the pain that was in her shoulder. Reporter stated, Tylenol, she was think of taking Tylenol. Reporter stated, like she said, she forgot her card on Saturday (18Jan2025). She just went to (PRIVACY) and she thought, now was the good time for her to began her vaccination. She got one. She got flu vaccination on her right arm and a COVID vaccination on her left arm and so, she do not really start to feel bad until yesterday (19Jan2025) around 7 o’ clock in the morning when she was taking her shower and then she start, she was going to take a nap and she did not feel all that good. When clarified reporter also took the Flu vaccine on the same day (18Jan2025). Reporter stated, Yes. No, her right arm was just fine. It was just her left arm that she was having a problem with because that was the one starting aching and she needed that, not right then but she thought, maybe it had to do with that COVID vaccination because she knew that it was the COVID vaccination in her left arm because she knew the pharmacist, pharmacist given the flu vaccination in her right arm and given the COVID vaccination in her left arm. Reporter took the flu vaccination on the same day other than COVID vaccine. Reporter stated, she does not. She thinks it was flu vaccination but then she do not really know because she did not bring her card. Reporter also stated as, she took the Pfizer, she thinks she took the Pfizer COVID vaccination on Saturday (18Jan2025) in her right arm, yes. She took it in her right arm at. The patient does not really remember the exact time of vaccination. Reporter stated, well, she thinks it was just one shot. She was diabetic and because she was diabetic, she do take that medication. Reporter stated, no treatment received. No investigations reported.