new allergies to influenza vaccine and moderna covid MRNA (messenger RiboNucleic Acid) vaccine,; Patient reports had bronchitis 2 weeks ago that was resolved with an antibiotic; This spontaneous case was reported by a patient and describes the occurrence of BRONCHITIS (Patient reports had bronchitis 2 weeks ago that was resolved with an antibiotic) and ALLERGY TO VACCINE (new allergies to influenza vaccine and moderna covid MRNA (messenger RiboNucleic Acid) vaccine,) in a 46-year-old male patient who received SPIKEVAX NOS (SPIKEVAX NOS) for Immunisation. Co-suspect products included non-company products Influenza vaccine for Immunisation and Dupilumab (Dupixent) solution for injection for Asthma and Eczema. Concurrent medical conditions included Eczema and Asthma. On 26-Sep-2023, the patient started Dupilumab (Dupixent) (Subcutaneous use) 600 milligram once a day. On 10-Oct-2023, Dupilumab (Dupixent) (Subcutaneous use) dosage was changed to 300 milligram. On an unknown date, the patient received dose of SPIKEVAX NOS (SPIKEVAX NOS) (unknown route) 1 dosage form and dose of Influenza vaccine (unknown route) 1 dosage form. In October 2023, the patient experienced BRONCHITIS (Patient reports had bronchitis 2 weeks ago that was resolved with an antibiotic). On an unknown date, the patient experienced ALLERGY TO VACCINE (new allergies to influenza vaccine and moderna covid MRNA (messenger RiboNucleic Acid) vaccine,). In 2023, BRONCHITIS (Patient reports had bronchitis 2 weeks ago that was resolved with an antibiotic) had resolved. At the time of the report, ALLERGY TO VACCINE (new allergies to influenza vaccine and moderna covid MRNA (messenger RiboNucleic Acid) vaccine,) outcome was unknown. The action taken with SPIKEVAX NOS (SPIKEVAX NOS) (Unknown) was unknown. For SPIKEVAX NOS (SPIKEVAX NOS) (Unknown), the reporter did not provide any causality assessments. No concomitant medications were reported. It was reported that eczema related symptoms were as severe over the past week just as they were prior to therapy. Physician was aware of it. These severe symptoms continued to be the same since the start of therapy with no reported adverse event. It was unknown if physician was aware of it. The bronchitis was resolved with taking antibiotics. Physician was aware of it.