TTA-P2 (918430-49-6) is a potent (IC50 = 100 nM), specific, and reversible antagonist of T-type calcium channels with no activity at high voltage calcium channels.1,2 Highly potent in two animal models of pain in vivo.3
Shipe et al. (2008), Design, synthesis, and evaluation of a novel 4-aminomethyl-4-fluoropiperidine as a T-type Ca2+ channel antagonist; J. Med. Chem., 51 3692
Dreyfus et al. (2010), Selective T-type calcium channel block in thalamic neurons reveals channel redundancy and physiological impact of I(T)window; J. Neurosci., 30 99
Choe et al. (2011), TTA-P2 is a potent and selective blocker of T-type calcium channels in rat sensory neurons and a novel antinociceptive agent; Mol. Pharmacol., 80 900