diarrhea; her arms were slightly sore; headache; she felt ill / She was sick; she had the worst stomach cramps since labour; she was struggling to eat and has not been; her mouth has cold sores; feeling sick; She is also said that this is awful/she is feeling under the weather; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient. Other Case identifier(s): MDEM22-02829 (Moderna).  A female patient received BNT162b2 (BNT162B2), on 23Sep2022 as dose 3 (booster), single (Batch/Lot number: unknown) for covid-19 immunisation. The patient's relevant medical history included: "Asthma" (unspecified if ongoing), notes: Inhaler - Asthma; "Medication for fibromyalgia" (unspecified if ongoing), notes: Medication for fibromyalgia. Concomitant medication(s) included: COCODAMOL; MORPHINE. Vaccination history included: BNT162b2 (1st vaccination with Pfizer 02Nov2020, LOT: EK4244244), administration date: 02Nov2020, for COVID-19 immunization, reaction(s): "her arms were slightly sore", "had headache"; BNT162b2 (2nd vaccination with Pfizer 04May2021, LOT: EW4109), administration date: 04May2020, for COVID-19 immunization, reaction(s): "her arms were slightly sore", "had headache".  The following information was reported: FEELING ABNORMAL (non-serious) with onset 2022, outcome "unknown", described as "She is also said that this is awful/she is feeling under the weather"; MALAISE (non-serious) with onset 2022, outcome "unknown", described as "feeling sick"; ORAL HERPES (non-serious) with onset 2022, outcome "unknown", described as "her mouth has cold sores"; ABDOMINAL PAIN UPPER (non-serious) with onset 2022, outcome "not recovered", described as "she had the worst stomach cramps since labour"; FEEDING DISORDER (non-serious) with onset 2022, outcome "unknown", described as "she was struggling to eat and has not been"; ILLNESS (non-serious) with onset Sep2022, outcome "unknown", described as "she felt ill / She was sick"; HEADACHE (non-serious) with onset 23Sep2022, outcome "recovered" (23Sep2022); PAIN IN EXTREMITY (non-serious) with onset 23Sep2022, outcome "not recovered", described as "her arms were slightly sore"; DIARRHOEA (non-serious) with onset 25Sep2022, outcome "unknown", described as "diarrhea". Clinical course: The patient said that she had been ill since Friday 23Sep2022, she was unable to go to work and just went back to work today. She said her first 3 vaccinations were with Pfizer after which her arms were slightly sore and had headache which went away the next day. She said that this time around that she had headache, between Saturday and Sunday she felt ill and Sunday night she started developing diarrhea (it led to her messing up her pajamas). She said that she was violently sick most of the night, she was sick at 4 am. She could not get out of bed and felt like she had the worst stomach cramps since labour. She still has a bit of stomach cramps. Patient also said that even after eating toast it felt like he had eaten so much, she was struggling to eat and has not been able to eat. Patient tried ringing HCP but no one was available to she called an emergency number, she could not get anyone and therefore contacting the Moderna Medical Info number. She said that she ate boiled egg yesterday, today she has had biscuit and tea and she is drinking as much as she can. Patient also said that she is really struggling, feeling sick and that she has never had this before. She is also said that this is awful, but a silver lining is that she is finally fitting into dresses again. Her arm is still hurting, her arm is still sore, her mouth has cold sores and that she is feeling under the weather. She also reported that during the pandemic everyone got COVID, like her colleagues, and family, she even lost her parents 3 days apart but she never got COVID even though she is considered vulnerable.  No follow-up attempts are possible; information about lot/batch number cannot be obtained. No further information is expected.