Drug Reactions

Drug Reactions is an international, peer-reviewed, open access journal on the interactions between biological systems and pharmaceutical agents published quarterly online by MDPI.

Open Access— free for readers, with article processing charges (APC) paid by authors or their institutions.
Rapid Publication: first decisions in 18 days; acceptance to publication in 7 days (median values for MDPI journals in the first half of 2026).
Recognition of Reviewers: Reviewers whose reports are timely and of high quality receive an APC discount voucher for a future publication in an MDPI journal. Become a reviewer.
Drug Reactions is a companion journal of Pharmaceuticals.