Pain on right side of stomach; This is a spontaneous report from a non-contactable consumer (patient) received by Pfizer from AbbVie Pharmacovigilance, (Manufacturer Control No: 21K-163-3878931-00). A 64-year-old male patient (reported as 57-year-old male) received second dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, formulation: solution for injection, lot number: ER8734, expiration date was not reported), via intramuscular on 26Apr2021 as dose 2, single for covid-19 immunization. The patient also received adalimumab (HUMIRA, Solution for injection in pre-filledpen, Batch/Lot number was not reported, expiration date was not reported, 40 mg/0.8ml,1 in 2 wk) via subcutaneous from 2014 and ongoing for psoriatic arthritis. The patient medical history included stiffness, fingers Were Puffy, joints were sensitive/could not put hand inside pocket, soreness, non-smoker, abstains from alcohol, penicillin allergy manifestate by swelled up, jumped around, worsened achiness (In 2014, the patient experienced worsened achiness on the whole body and worsened achiness on the whole body.In 2014, the worsened achiness on the whole body resolved), heart. Concomitant medications included methotrexate taken for psoriatic arthritis, acetylsalicylic acid (ASPIRIN (E.C.)) taken for heart, atorvastatin calcium (LIPITOR ORIFARM) taken for heart, ticagrelor (BRILINTA) taken for heart, clopidogrel bisulfate (PLAVIX) taken for heart, isosorbide mononitrate taken for heart, nitroglycerin taken for heart, cyanocobalamin (VITAMINE B12) taken for supplement, folic acid taken for an unspecified indication, insulin lispro (HUMALOG) taken for diabetes, lamotrigine (LAMICTAL) taken for an unspecified indication, insulin glargine (LANTUS) taken for diabetes, lithium taken for bipolar, losartan taken for high blood pressure, metoprolol taken for high blood pressure, ranolazine (RANEXA) taken for heart, trazodone taken for an unspecified indication, colecalciferol (VITAMINE D) taken for supplement. The patient historical vaccine included first dose of BNT162B2 (PFIZER-BIONTECH COVID-19 mRNA VACCINE, formulation: solution for injection, lot number: EN6205, expiration date was not reported), via intramuscular on 05Apr2021 as dose 1, single for covid-19 immunization and experienced fatigue, stomach discomfort on 09Apr2021 and steatorrhea, defecation frequency increased on 18Apr2021. The patient previously took oxycodone, experienced allergy stroke and took penicillin for unknown indication. It was reported that on 26Apr2021 the patient experienced pain on right side of stomach. Covid-19 vaccine was also considered suspect. It was unknown if patient was enrolled in a covid-19 vaccine trial. The patient underwent lab tests and procedures which included unspecified blood works (blood test): signs or indicators of past exposure to tuberculos (but did not mean that had active or positive tuberculosis) on an unspecified date, blood test abnormal: unknown results on an unspecified date. The patient was treated with ZOFRAN and ZANTAC. Therapeutic measures were taken as a result of pain on right side of stomach. The reporters causality for the event of pain on right side of stomach with HUMIRA 40mg/0.8ml(adalimumab) was a reasonable possibility. Causality as per reporter (drug/vaccine Humira 40MG/0.8ML) for event pain on right side of stomach was probable. Causality as per reporter (drug/vaccine COVID-19 VACCINE) for event pain on right side of stomach was not reported. The action taken in response to the event for adalimumab was not applicable. The outcome of the event was not recovered.  No follow-up attempts are possible. No further information is expected.