Gallamine is an allosteric, selective muscarinic M2 acetylcholine receptor antagonist (EC50: 130 nM for [3H]NMS dissociation from porcine muscarinic M2 receptors). Gallamine is also an acetylcholinesterase inhibitor (IC50s : 1070 μM, 1480 μM, 235  μM for EeAChE, hAChE, hBChE, respectively (in the absence of MeCN)). Gallamine increases free norepinephrine levels. Gallamine can be used as a muscle relaxant.

Providing storage is as stated on the product vial and the vial is kept tightly sealed, the product can be stored for up to 24 months.
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour.