ITCHING ON RIGHT LEG BEHIND KNEE AND LEFT ARM; RED SPOTS ON LEFT AND RIGHT ARM AND ON RIGHT LEG; HIVES; BRAIN FOG; UPPER AIRWAY INFLAMMATION; SWOLLEN LYMPH GLANDS UNDER LEFT ARM PIT; PROLONGED INFECTION; TEENY BREAK IN THE SKIN; DIZZINESS; BLADDER INFECTION; IRRITABLE BOWEL; NAUSEA; COULD NOT GET WORDS OUT; TEMPORARY ISCHEMIC ATTACKS; CHEST PAIN; TIREDNESS; OCULAR MIGRAINE; BODY ACHES; SWEATINESS; HEADACHE; This spontaneous report received from a patient concerned a 73 year old female. The patient's height, and weight were not reported. The patient's concurrent conditions included sulfa allergy, cephalosporin allergy and sorbitan 80 allergy. The patient experienced drug allergy when treated with amoxicillin/clavulanic acid, ciprofloxacin, dextrin, erythromycin, cefalexin, mannitol, sorbitol, and respiratory arrest when treated with glucose.  The patient received covid-19 vaccine ad26.cov2.s (suspension for injection, route of admin not reported, batch number: 1805020 and expiry: UNKNOWN) dose was not reported, 1 total administered on 16-MAR-2021 to left arm for prophylactic vaccination. No concomitant medications were reported.  The patient stated after receiving the vaccine that between 16-MAR-2021 to 24-MAR-2021, she experienced headache, ocular migraine, tiredness, body aches, and sweatiness. The patient stated that the symptoms continued in a low grade manner and she took extra strength tyelnol (acetaminophen) on a regular basis and it did seem to help. On 05-APR-2021, the patient experienced chest pains and mentioned that she was concerned it could be due to her lymph systems. The patient reported that she still had headaches and also said she had two episodes of temporary ischemic attack where she could not get words out on 5-APR-2021 and 18-APR-2021 respectively. On 23-APR-201, she experienced nausea for that she took pepto bismol tablets and stated she had irritable bowel or cranky gut which lasted in to the 27-APR-2021. On 16-MAY-2021, the patient experienced more irritable gut. On 01-JUN-2021, the patient experienced dizziness, headaches, and was tested for old lady crystals in brain and inner ear by neurologist who told her she does not have that. The patient experienced more nausea. On 01-JUN-2021, the patient experienced abdominal cramping, she stated that she was way pass menopause but said it felt like that. On 01-JUN-2021, she stated her left arm had a little teeny break in the skin and it got really infected which she treated topically with an antibiotic cream but that it kept festering up. On 28-JUN-2021, she went to Clinic where her internist at the Clinic was since she still had cramping and abdominal ache. The nurse practitioner checked her for bladder infection and looked at arm and said take care of this since it was infected about her left arm. The nurse practitioner treated the infection with macrodantin which did help the gut ache also and that the treatment of the arm did help. On 04-JUL-201, the patient experienced upper airway inflammation, swollen lymph glands under left arm pit, sore in the chest on left side. The patient saw allergist who gave her an inhaler albuterol for breathing. On 06-JUL-201, she saw her primary care physician who said she should go back to the ear nose throat (ENT) which she had scheduled for an ENT for September. On 12-JUL-2021 and 13-JUL-2021 she experienced brain fog along with chest pains. On 14-JUL-2021 and 15-JUL-2021 she experienced headaches. On 26-JUL-2021 she went to see the doctor at Health Facility where the practitioner told her to keep taking the albuterol. On 27-JUL-2021 she sat down at her computer and noticed that her right leg behind knee there was itching. She thought that it could be due to irritating jeans and that her left arm was also itching. She then noticed two raised bumps about the size of a 2 pencil eraser but did not see any bug puncture wound on her left arm, right arm, and the back of her right knee. She reported that itching was present and that on her right arm showed up funny red spots. The itching was really bad and that she tried some topical lotion gold bonds healing with aloe. The swelling of those spots spread out went from pencil eraser size to dime, nickel, then quarter size and skin was warm and raised. She stated that when she put shorts on, the back of right thigh was really red with no bite wound apparent and that the area was5x5 diameter red swollen and hot, that the area on the right arm was about 2x3 warm and raised, and that the left arm the red rash was present with the swelling from where elbow crease spreading down to meet up where the watchband would be in a 3x3 area. The patient initially inquired as to any data regarding delayed allergic reactions as she was experiencing hives and warm red spots on her left and right arm, and back of her right leg which started 27-JUL-2021 and was currently still experiencing at the time of reporting. The patient reported that she had an appointment with her allergist on 29-JUL-2021.  The action taken with covid-19 vaccine ad26.cov2.s was not applicable. The patient recovered from temporary ischemic attacks on APR-2021, and irritable bowel on 27-APR-2021, had not recovered from headache, nausea, body aches, swollen lymph glands under left arm pit, red spots on left and right arm and on right leg, prolonged infection, and hives, and the outcome of tiredness, ocular migraine, sweatiness, could not get words out, dizziness, abdominal cramping, brain fog, upper airway inflammation, itching on right leg behind knee and left arm, teeny break in the skin and sore in the chest on left side was not reported. This report was serious (Other Medically Important Condition).; Sender's Comments: V0: 20210760796- Covid-19 vaccine ad26.cov2.s-TEMPORARY ISCHEMIC ATTACKS. This event(s) is considered unassessable. The event(s) has a compatible/suggestive temporal relationship, is unlabeled, and has unknown scientific plausibility. There is no information on any other factors potentially associated with the event(s).