What drugs are in PharmaEssentia’s pipeline besides BESREMi?

PharmaEssentia’s published early-stage pipeline lists anti-PD-1 P1801 for solid tumors and PEG-GCSF P2203 for neutropenia. [1]

The same pipeline also lists TCR-T for solid tumors and PEG-cytokines, including IL-2, for solid tumors and immunology. [1]

Other listed programs include novel checkpoint antibodies for solid and hematologic tumors, a bispecific immunocytokine for solid tumors, and P1101 plus anti-PD-1 for HCC. [1]

Dated evidence

ClaimValueAs ofSource and original quotation
Anti-PD-1 candidateP1801; solid tumors2026-10-22Primary source
anti PD-1 (P1801)
PEG-GCSF candidateP2203; neutropenia2026-10-22Primary source
PEG-GCSF (P2203)
Cell therapy candidateTCR-T; solid tumors2026-10-22Primary source
TCR-T
Cytokine candidatesPEG-cytokines, including IL-2; solid tumors and immunology2026-10-22Primary source
PEG-cytokines (e.g., IL-2)
Checkpoint antibodiesNovel checkpoint antibodies; solid and hematologic tumors2026-10-22Primary source
Novel checkpoint Abs
Bispecific immunocytokineSolid tumors2026-10-22Primary source
Immunocytokine
Combination programP1101 plus anti-PD-1; HCC2026-10-22Primary source
P1101

Not disclosed in the public documents

The checked public pipeline does not provide an exact next readout or approval date for these early-stage programs. Document reviewed 2026-10-22

Robust Early-Stage Pipeline