For research use only.
Catalog No.S4084 Synonyms: KB-2796
CAS No. 101477-54-7
Lomerizine dihydrochloride (KB-2796) is a relatively new L- and T-type calcium channel blocker used in the treatment of migraine.
Purity & Quality Control
Choose Selective Calcium Channel Inhibitors
|Description||Lomerizine dihydrochloride (KB-2796) is a relatively new L- and T-type calcium channel blocker used in the treatment of migraine.|
Lomerizine (0.1 μM and 1 μM) significantly reduces glutamate-induced neurotoxicity in rat cultured retinal neurons. Lomerizine (1 μM) also exhibits protective effects against both the N-methyl-D-aspartate and kainate induced types of neurotoxicity in rat cultured retinal neurons. 
|In vivo||Lomerizine (0.1 mg/kg and 1 mg/kg, i.v.) prior to ischemia and again immediately after reperfusion dose-dependently reduces the retinal damage in rat retina.  Lomerizine (30 mg/kg, oral) reduces secondary necrosis at 2 weeks and secondary caspase-3 expression at 3 weeks in adult Piebald-Virol-Glaxo (PVG) rats.  Lomerizine (30 mg/kg, oral) reduces morphological disruption, oxidative stress and phosphacan expression, and limits early increases in macrophage numbers in female PVG Hooded rats. Lomerizine (30 mg/kg, oral) protects RGCs from secondary death at 4 weeks but does not fully restore behavioural function (optokinetic nystagmus) in female PVG Hooded rats.  Lomerizine (0.1 mg/kg or 0.3 mg/kg) significantly increases blood flow in the rabbit retina and optic nerve head (ONH), but blood flow changed little in the choroid or iris-ciliary body.  Lomerizine (0.1 and 0.3 mg/kg, i.v.) significantly increases tissue blood flow in the optic nerve head and the putative blood flow in the long posterior ciliary artery with smaller reduction of blood pressure (0.3 mg/kg, i.v.) and without change in heart rate in rabbit. Lomerizine (0.1 and 0.3 mg/kg, i.v.) inhibits the hypoperfusion in the optic nerve head of rabbit. |
-  Toriu N, et al. Exp Eye Res, 2000, 70(4), 475-484.
-  Fitzgerald M, et al. Invest Ophthalmol Vis Sci, 2009, 50(11), 5456-5462.
-  Fitzgerald M, et al. Exp Neurol, 2009, 216(1), 219-230.
|In vitro||DMSO||100 mg/mL warmed (184.68 mM)|
|Ethanol||52 mg/mL warmed (96.03 mM)|
|In vivo||Add solvents to the product individually and in order(Data is from Selleck tests instead of citations):
For best results, use promptly after mixing.
* Please note that Selleck tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.
In vivo Formulation Calculator (Clear solution)
|Step 1: Enter information below (Recommended: An additional animal making an allowance for loss during the experiment)|
|Dosage||mg/kg||Average weight of animals||g||Dosing volume per animal||ul||Number of animals|
|Step 2: Enter the in vivo formulation ()|
|% DMSO % % Tween 80 % ddH2O|
Working concentration： mg/ml；
Method for preparing DMSO master liquid: ： mg drug pre-dissolved in μL DMSO (Master liquid concentration mg/mL，)
Method for preparing in vivo formulation：Take μL DMSO master liquid, next addμL PEG300， mix and clarify, next addμL Tween 80，mix and clarify, next add μL ddH2O，mix and clarify.
1.Please make sure the liquid is clear before adding the next solvent.
2.Be sure to add the solvent(s) in order. You must ensure that the solution obtained, in the previous addition, is a clear solution before proceeding to add the next solvent. Physical methods such as vortex, ultrasound or hot water bath can be used to aid dissolving.
Calculate the mass, volume or concentration required for a solution. The Selleck molarity calculator is based on the following equation:
Mass (mg) = Concentration (mM) × Volume (mL) × Molecular Weight (g/mol)
*When preparing stock solutions, please always use the batch-specific molecular weight of the product found on the via label and SDS / COA (available on product pages).
Calculate the dilution required to prepare a stock solution. The Selleck dilution calculator is based on the following equation:
Concentration (start) x Volume (start) = Concentration (final) x Volume (final)
This equation is commonly abbreviated as: C1V1 = C2V2 ( Input Output )
* When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / COA (available online).
Molecular Weight Calculator
Enter the chemical formula of a compound to calculate its molar mass and elemental composition:
Tip: Chemical formula is case sensitive. C10H16N2O2 c10h16n2o2
Instructions to calculate molar mass (molecular weight) of a chemical compound:
To calculate molar mass of a chemical compound, please enter its chemical formula and click 'Calculate'.
Definitions of molecular mass, molecular weight, molar mass and molar weight:
Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
Answers to questions you may have can be found in the inhibitor handling instructions. Topics include how to prepare stock solutions, how to store inhibitors, and issues that need special attention for cell-based assays and animal experiments.
Tel: +1-832-582-8158 Ext:3
If you have any other enquiries, please leave a message.