Adverse drug reaction due to concomitant vaccine administration of Covishield and Hepatitis-B in a patient with multidrug allergies.

GeneVac-B (recombinant hepatitis B vaccine) - Serum Institute of India

Vaxzevria (ChAdOx1-S recombinant) - University of Oxford, Emergent Biosolutions, Jenner Institute, Barinthus Bio, AstraZeneca

http://www.ncbi.nlm.nih.gov/pubmed/41766243

Abhishek Sharma; Gulnaz Bano

Mar 2, 2026