Expired vaccine used; This spontaneous case was reported by an other health care professional and describes the occurrence of EXPIRED PRODUCT ADMINISTERED (Expired vaccine used) in an 84-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 038B21A and 011J20A) for COVID-19 vaccination.     The patient's past medical history included Parathyroidectomy. Previously administered products included for Influenza immunisation: influenza (Series 1) on 04-Oct-2018, influenza (Series 2) on 02-Oct-2019, influenza (Series 3) on 25-Sep-2020 and influenza (Series 4) on 15-Oct-2021. Past adverse reactions to the above products included No adverse reaction with influenza, influenza, influenza and influenza. Concurrent medical conditions included Knee pain (Knee pain, right), TIA, Breast mass NOS (mamographic right breast mass), Achilles tendinitis, Hypothyroidism, Thoracic spondylosis, Pain in thoracic spine, Leg edema, Knee pain, Suprapubic pain, UTI, Thyroid nodule (thyroid nodule,left inferior), Thyroglossal duct cyst, Fracture (Tibial plateau fracture, left), Spinal stenosis lumbar, Lumbar radiculopathy, Lumbar disc disease, Cystic kidney disease (cystic complex mass right kidney), Back pain (back pain, upper lumbar, lower thoracic), Glucose tolerance impaired, Laryngospasm (laryngospasm intermittent due to GERD), Diverticulosis, Colonic tubulovillous adenoma (tubulovillous adenoma colon), Sciatica (sciatica left), Lumbar spine degeneration (degenerative joint disease, lumbar spine), Degenerative joint disease (degenerative joint disease, lumbar spine), Sulfonamide allergy (Allergic to sulfa (Critical)), Penicillin allergy (PCN Allergy (Critical)), Allergy (Allergy to quaternium-15(Critical)), Allergy to chemicals (Allergic to Thimerosal (Critical)), Allergy to antibiotic (Allergy to macrodantin (Critical)), Drug allergy (Allergy to Aspirin (Critical)), Drug allergy (Allergic to Percodan (Critical)), Drug allergy (Allergy to Garlic tabs (Critical)), Allergy to nuts (Allergic to walnuts (Critical)), Vegetable allergy (Allergy to raw onions (Critical)), Drug allergy (Allergic to Codeine Phosphate (Moderate)), Laryngeal spasm, Hyperparathyroidism, Low back pain (low back pain chronic), Pain in hip (hip pain bilateral), Neuropathy peripheral (neuropathy right upper extremity), Benign essential hypertension and Hypercholesterolaemia (Hypercholesterolemia, Pure). Concomitant products included OXYGEN for High altitude illness, PANTOPRAZOLE SODIUM for Hoarseness, ESTROGENS CONJUGATED, MEDROXYPROGESTERONE ACETATE (PREMPRO), DICLOFENAC SODIUM (DICLOFENAC RATIOPHARM [DICLOFENAC SODIUM]), CYANOCOBALAMIN (VITAMIN B-12), VALACICLOVIR HYDROCHLORIDE (VALTREX), PSYLLIUM HYDROPHILIC MUCILLOID (METAMUCIL [PSYLLIUM HYDROPHILIC MUCILLOID]), LISINOPRIL, ROSUVASTATIN CALCIUM (CRESTOR), ACETYLSALICYLIC ACID (ASPIRIN 81) and LEVOTHYROXINE SODIUM for an unknown indication.   On 09-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 04-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 28-Sep-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 28-Sep-2021, the patient experienced EXPIRED PRODUCT ADMINISTERED (Expired vaccine used). On 28-Sep-2021, EXPIRED PRODUCT ADMINISTERED (Expired vaccine used) had resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Investigation: results not reported Screen Colon cancer, Results not provided, results not reported Screen Lung cancer, Results not provided, results not reported screen osteoporosis, Results not provided, results not reported Screen Ovarian cancer, Results not provided, results not reported Screen Skin cancer, Results not provided, results not reported Screening Cervical cancer, Results not provided and results not reported Screening for Breast cancer, Results not provided. On an unknown date, Laboratory test: results not reported Lab exam, Results not provided. On an unknown date, Physical examination: results not reported Physical exam, Results not provided.     For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   The dose was administered after 30-day Use by Date or after manufacturer date of expiry.  The patient underwent Lab exam, screen osteoporosis, screen ovarian cancer, screen lung cancer, screen skin cancer, screening cervical cancer and screening for breast cancer. The patient had few pending services such as Flu vax, pneumovax and TD booster.  The patient had contact with rosebush thorn.  No treatment information was provided.