Drug

Efonidipine

As of the edition of 20 October 2026, Efonidipine is a small molecule: went quiet in 2021; acts on CACNA1C and CACNA1D.

Sources: FDA Orange Book and Purple Book, other approval registers, ClinicalTrials.gov, ChEMBL.

The drug

Status
Went quiet, 2021
Kind
Small molecule
Registered trials
1, 0 stopped early

US protection

No US approval on record.

With no US approval on record there are no listed US patents or exclusivities.

This is the US only.

Targets

GeneProteinUniProt
CACNA1DVoltage-dependent L-type calcium channel subunit alpha-1DQ01668
CACNA1CVoltage-dependent L-type calcium channel subunit alpha-1CQ13936

Registered trials

PhaseTrialsCompletedActiveStopped early
Phase not stated1100
All trials1