Headaches; Chills; Feeling cold; She felt a heavy arm, and pain at the injection site; Arm was sore; She felt tired, a lot of weakness, fatigue; Mild swollen throat; Flushing of the face; feeling warm a couple of times like almost a fever but it wasnt one, she didnt check her temperature because she had no thermometer. She feels her face, head and forehead very warm; Swollen lymph nodes; felt incontinence, it was difficult to go, she couldnt urinate, her body felt the need to go; She felt tired, a lot of weakness, fatigue; Painful urination; Diarrhea; Dehydration; Mild swollen face; This is a spontaneous report from a contactable consumer or other non hcp (patient). A 32-year-old female patient received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Formulation: Solution for injection, Batch/Lot Number: EW0170) via an unspecified route of administration, administered in Arm Left on 14May2021 (Age at Vaccination 32-year-old) as single dose for covid-19 immunisation. The patient medical history and concomitant medications were not reported. On unspecified date, the patient experienced she felt tired, a lot of weakness, fatigue, painful urination, headaches, chills, feeling cold, she felt a heavy arm, and pain at the injection site, arm was sore, mild swollen throat, flushing of the face, feeling warm a couple of times like almost a fever but it wasnt one, she didnt check her temperature because she had no thermometer. she feels her face, head and forehead very warm, swollen lymph nodes, felt incontinence, it was difficult to go, she couldnt urinate, her body felt the need to go. The patient experienced diarrhea and dehydration on 15May2021 and mild swollen face on 14May2021. It was reported, Patient is 32 years old, she got the first dose of Pfizer's COVID-19 vaccine on Friday 14May2021. After getting it, she experienced multiple symptoms diarrhea, less than 24 hrs after the dose, very early on Saturday morning, and a couple of days later but not every day, around mid-week maybe on Tuesday or Wednesday. She had dehydration, and painful urination, she felt incontinence, it was difficult to go, she couldnt urinate, her body felt the need to go. She also had mild swollen face, it was not spontaneous, it took hrs from the vaccine to get the mild swelling, within 5 hrs on the cheek area, also on Saturday she felt the swelling, her face was swollen, but not extremely, she thought it was normal until a relative told her she looked swollen, her family helped her not to panic. She had a lot of strong headaches, chills, she was feeling cold, and her arm was sore, she felt a lot of soreness for a couple of days, she felt a heavy arm, and pain at the injection site, but not extremely painful. She experienced flushing of the face, feeling warm a couple of times, like almost a fever but it wasnt one, she didnt check her temperature because she had no thermometer. She feels her face, head and forehead very warm. She has had a mild swollen throat and swollen lymph nodes as well. She felt tired, a lot of weakness, fatigue, she couldn't go exercise or take a walk, she felt really tired. After the vaccine, she has experienced something every day, it was tough. She saw an allergy doctor who recommended her to take over-the-counter medicine, Pepcid, and told her it was not an allergic reaction to the vaccine. She was concerned because with flu shots (unknown manufacturer) in the past she's had no symptoms, or she has had typical symptoms like weakness, fatigue, tiredness, muscle aches. Patient wass better after a week. Her doctor said it was because she was dehydrated. She has gotten other flu shots and things before, and never had extreme side effects like this or dehydration. In less than 24 hours, she had diarrhea for 2 days. She also had headaches that were very strong from the normal headaches she has. It was like a toothache headache with no toothache. She had lymph node swelling in her throat for less than 24 hours. It was not as bad swollen as her face. She was more concerned with her face than her throat. She could breathe fine. The outcome for event Diarrhea on 18May2021 while Dehydration, recovered on an unknown date in 2021, Mild swollen face recovered on 16May2021, while rest of event outcome was unknown and event Headaches and Swollen lymph nodes recovered on an unknown date.  Follow-Up (16Jul2021): Follow-up attempts are completed. No further information is expected.