Selective α1A-adrenoceptor antagonist (pKi values are 9.97, 9.64 and 8.86 for α1A, α1B and α1D subtypes respectively). Decreases resting maximal urethral pressure with negligable effect on mean arterial blood pressure in vivo.
|Storage||Desiccate at RT|
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions
The following data is based on the product molecular weight 444.97. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||2.25 mL||11.24 mL||22.47 mL|
|5 mM||0.45 mL||2.25 mL||4.49 mL|
|10 mM||0.22 mL||1.12 mL||2.25 mL|
|50 mM||0.04 mL||0.22 mL||0.45 mL|
References are publications that support the biological activity of the product.
Garcia-Sainz et al (1995) Alpha 1-adrenoceptor subtype selectivity of tamsulosin: studies using livers from different species. Eur.J.Pharmacol. 289 1 PMID: 7781702
Taguchi et al (1997) Effects of tamsulosin metabolites at alpha-1 adrenoceptor subtypes. J.Pharmacol.Exp.Ther. 280 1 PMID: 8996174
Ohtake et al (2005) Effects of tamsulosin on resting urethral pressure and arterial blood pressure in anaesthetized female dogs. J.Pharm.Pharmacol. 58 345
If you know of a relevant reference for Tamsulosin hydrochloride, please let us know.
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1 Citation for Tamsulosin hydrochloride
Citations are publications that use Tocris products. Selected citations for Tamsulosin hydrochloride include:
Trevisani et al (2005) Hydrogen sulfide causes vanilloid receptor 1-mediated neurogenic inflammation in the airways. Br J Pharmacol 145 1123 PMID: 15937520
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Literature in this Area
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Major depressive disorder is characterized by depressed mood and a loss of interest and/or pleasure. Updated in 2015 this poster highlights presynaptic and postsynaptic targets for the potential treatment of major depressive disorder, as well as outlining the pharmacology of currently approved antidepressant drugs.