Initially just a bit tired/ felt fatigued/ exhausting; Excruciating back pain; Pain shooting down her left leg/ foot was hurting; Pfizer vaccine has effected her soft/sore spots areas of her body that were weakened previous to getting the vaccine/ weak part of her body; Couldn't walk; Low grade fever; HA (headache); Stuffy nose; Dry cough; Still feeling some of the pain; Depressed; This is a spontaneous report from a contactable consumer (patient herself) via a medical information team. A 70-year-old female patient received BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, Formulation: Solution for injection, lot number and expiration date were unknown), via an unspecified route of administration in right arm on 03Mar2021 as a single dose for COVID-19 immunization. The patient's medical history included ongoing stenosis, ongoing allergy to penicillin and clindamycin, surgery (patient had surgery 30 years ago on her foot), areas of her body that were weakened previous to getting the vaccine. Concomitant medications were not reported. The patient previously received first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, Formulation: Solution for injection, lot number and expiration date were unknown), via an unspecified route of administration on an unspecified date as a single dose for COVID-19 immunization. Patient states she received her 2nd Pfizer vaccine dose on 03Mar2021 in "her right arm." Patient states she was initially just a bit tired on an unspecified date in 2021." Patient states 2 months later, (end of April), "she began having excruciating back pain on an unspecified date in 2021 and pain shooting down her left leg on an unspecified date in 2021. Patient went for an MRI and she have had stenosis for years, but it doesn't act up like this. Patient foot was hurting on an unspecified date in 2021 and then her back. Patient had surgery 30 years ago on her foot and the Pfizer vaccine has effected her soft/sore spots on an unspecified date in 2021," areas of her body that were weakened previous to getting the vaccine. Patient states it has been like an inflammation. "Patient think she had a response, and it took 2 months, on an unspecified date in 2021, the patient experienced the weak part of her body, she couldn't walk, low grade fever, HA (headache), stuffy nose, dry cough." She states an allergy to penicillin and clindamycin and "she have sensitivity to medicines. Patient pain was getting less each day and she was taking Advil, she was still feeling some of the pain on an unspecified date in 2021 and it has been exhausting to her, patient was fatigue and depressed on an unspecified date in 2021." Enquired are these side effects even though there was a delay in the onset. Patient's healthcare professional state that she has experienced effects from the Pfizer vaccine. Enquired how long would these symptoms last. Sensitive to certain things, states that almost 2 months later, until this point, she was fine. Just tired after the vaccines, states in the last few days of Apr2021 all of a sudden, she got a back pain, states she has stenosis, the pain shot down her leg on the left side of her and then realized she had a dry cough the last month that came out of nowhere, states she has felt fatigued and depressed a little. States she has read this could be caused by the vaccine, wants to know if it was related to the vaccine. The patient underwent lab test and procedure which included MRI: Unknown results on an unspecified date. The patient was treated with Advil for the adverse events pain, back pain, pain shooting down her left leg, foot was hurting. The outcome of the events was unknown.  Follow-up attempts are needed. information on Lot/Batch number can be requested.