Severe muscles pain and she could not walk because of the pain; she could not walk because of the pain; she is not sleeping well; she could not even move; the pain was reported as worsened; This is a spontaneous report received from a contactable reporter(s) (Consumer or other non HCP).  A 95-year-old female patient received BNT162b2, BNT162b2 omi ba.4-5 (BNT162B2, BNT162B2 OMI BA.4-5), on 02Jun2023 as dose number unknown (booster), single (Lot number: GJ3270) at the age of 95 years for covid-19 immunisation. The patient's relevant medical history included: "High cholesterol" (unspecified if ongoing), notes: High cholesterol; "High blood pressure" (unspecified if ongoing). Concomitant medication(s) included: LOSARTAN taken for hypertension; LIPITOR taken for hypertension. Vaccination history included: BNT162b2, BNT162b2 omi ba.4-5 (DOSE NUMBER UNKNOWN (BOOSTER), SINGLE, Lot: GJ6796), administration date: 07Nov2022, when the patient was 94-year-old, for COVID-19 immunization; Covid-19 vaccine (Primary Immunization series complete; unknown manufacturer), for COVID-19 immunization.  The following information was reported: MYALGIA (non-serious) with onset 05Jun2023, outcome "not recovered", described as "Severe muscles pain and she could not walk because of the pain"; MOVEMENT DISORDER (non-serious) with onset 05Jun2023, outcome "not recovered", described as "she could not even move"; GAIT DISTURBANCE (non-serious) with onset 05Jun2023, outcome "not recovered", described as "she could not walk because of the pain"; POOR QUALITY SLEEP (non-serious) with onset 05Jun2023, outcome "not recovered", described as "she is not sleeping well"; PAIN (non-serious) with onset 05Jun2023, outcome "not recovered", described as "the pain was reported as worsened". Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of myalgia, gait disturbance, poor quality sleep, movement disorder, pain.  Additional information: Reporter stated that calling for mom who just took the Pfizer vaccine, the booster and she has got a severe muscles pain and she could not walk because of the pain and she wants to know how to deal with it. The reporter's mom got this muscles pain. So, just want to solve this problem. The reporter was not nurse. She came from privacy, but she has been in the US for 30 years. The reporter stated they have the vaccination card. They did not have the expiration date because the provider did not show them the expiration date. Reporter stated, that because she was old and anybody over 65 needs to take this vaccine. So, they went there. She was too old. Reporter stated that she only took some how to say external use just some reduce the pain like stretches or something, but she did not take any medication by mouth. The medication that the patient took for the was Voltaren paste. The diagnosis date of high blood pressure, reporter stated, "40 years ago. She was 95 at least 30 years ago. The treatment for high blood pressure, reporter stated, "Yes, she was taking Losartan and a Lipitor and a lot of others like a she is not sleeping well. She was taking sleep medicine, sleeping medicine put her sleep something that. Reporter stated, Yes, she was got a lab test a month ago, reporter thought May. The patient is still experiencing the event, reporter stated, Yes. Date of the event, reporter stated, "3 days on 05Jun2023. Yes, she took the vaccine on 02Jun2023 and then 'vaccine' on 05Jun2023. The reporter stated, Yes, she could not even move. Worsened, today was worsened, reporter don't know if it because of today, a rainy day. The patient had not taken any other vaccine 4 weeks prior to covid vaccine.