I was up set; Muclse spams feel like something crawling in my leg; I feel crap. I got to work but feeling like I do I can't work; a slight temp 90.2; had choking episodes; feels like her throat is closing up when she is eating; Food get stuck in my throat; sleeping all day; tired; Headache; Nausea; This is a spontaneous report from a Pfizer-sponsored program. A contactable consumer (patient) reported that a 69-year-old female patient received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE; lot EN6201; Expiration Date: 30Jun2021), via an unspecified route of administration, administered in left arm on 05Mar2021 as single dose for COVID-19 immunisation. Medical history included food allergies and meds allergies, anxiety, depression and blood pressure (abnormal). Concomitant medications included clonazepam (KLONOPIN) taken for anxiety from 2001, buspirone (BUSPIRONE) taken for anxiety from 2001, bupropion hydrochloride taken for depression from 2001, bupropion hcl taken for depression from 2001, and amlodipine besilate taken for blood pressure abnormal from 08Mar2021. On 05Mar2021 19:00, the patient experienced headache, and nausea. On 06Mar2021 19:00, the patient experienced sleeping all day, and was tired. On Day 2, she still had more side effects which wake her up. On 10Mar2021 19:00, the patient experienced had choking episodes, feels like her throat is closing up when she was eating, and food got stuck in her throat. On an unspecified date, the patient was upset and muscle spasms felt like something crawling in her leg and felt "crap"; she got to work but feeling like can't work. The patient reported that she had been having side effects and she was scared to have the shot because of her side effects and have when her body don't recognize it. She was asking when they go away. She has had a headache and nausea, was tired and sleeping all day. She felt like her throat was closing up when she eats. She had a choking episode and her grand daughter had to hit her on her back. She had choking episodes last night and this morning and she was now eating soft foods. She saw her doctor Monday for a regular appointment and she told him what happened. He wanted her to take the second dose but she was afraid to take it. She was afraid she will have worse side effects. Right now, she had nausea and drinking ginger ale. Her doctor called her which she was upset because he haven't seen her at all. Last time was 2019; and she just told him how she feel and want person to person. Patient reported she was not going to take 2nd dose because she do not want to go through anymore side effects. Everyone said that there were no side effects. That's wrong and she was having side-effects from day 1 on Friday night. There was an ingredient which she has allergies to. She told the nurse all meds allergies and food allergies which they told her that nothing in it will cause any side effects. They were wrong. She felt crap and she got to work but feeling like she can't work. Patient refused to take 2nd dose. Patient stated that she do not want to go through what she was going through now. The patient reported that she had a slight temp 90.2 on an unspecified date. The events required a visit to the physician office. The patient had no prior vaccinations (within 4 weeks). Outcome of events choking episodes, nausea, tired, feels like her throat is closing up when she was eating, Food get stuck in my throat was not recovered; sleeping all day was recovered on 07Mar2021; headache was recovered on 10Mar2021; and outcome of the rest of events was unknown.