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tamsulosin (Hanmi Tams / tamsulosin, Hanmi / HIP 1402)

✓ Approved

Hanmi Pharmaceutical · ADRA1A · 小分子

什么是 tamsulosin?

tamsulosin 是一种小分子,由Hanmi Pharmaceutical研发。该药已获批,用于治疗相关适应症,给药途径:Oral (PO)。

药物档案

商品名Hanmi Tams, tamsulosin, Hanmi, HIP 1402
公司Hanmi Pharmaceutical
药物类别小分子
分子靶点ADRA1A
给药途径Oral (PO)
状态Approved

作用机制

分子靶点

tamsulosin 作用于 1 个分子靶点:

ADRA1Aadrenoceptor alpha 1A (ALPHA1AAR, ADRA1C)
需要更深入的分析?Noah AI 可解释复杂机制并与同类药物比较。

治疗适应症

tamsulosin 针对 1 个适应症,涉及 1 个治疗领域。

治疗领域疾病/病症分期
Reproductive system and breast disordersBenign prostatic hyperplasia✓ Approved

相关研究文献

PubMedCureus2026-10-23

Emergency Management of Obstructing Ureteric Stones: A Closed-Loop Audit of Hot Ureteroscopy Uptake Against Getting It Right First Time (GIRFT) Standards.

Girgis Ayman E AE

National guidance recommends hot (same-admission) ureteroscopy and laser lithotripsy as the default definitive treatment for suitable obstructing ureteric stones, rather than defaulting to temporizing measures such as ureteric stent insertion. The primary aim was (1) to determine the proportion of emergency ureteric stone cases managed by hot ureteroscopy against the GIRFT standard. Secondary aims were (2) to describe the pattern of emergency management and identify deviations from evidence-based practice, and (3) to assess the impact of a targeted action plan on the hot ureteroscopy rate. In addition, this article reports emergent findings identified during data review, including inter-surgeon variation in hot ureteroscopy uptake and individual case-level governance considerations, which were not prespecified analyses but are presented descriptively for their quality-improvement value. Cycle 1 (baseline) captured all emergency ureteric stone admissions over a three-month period (March to May 2024). Following presentation of results and an agreed action plan, cycle 2 (re-audit) captured all surgically-managed cases over the subsequent three-month period (August to October 2024). The primary outcome was the proportion of surgically-managed cases treated by hot ureteroscopy. Cycle 1 identified 48 admissions, of which 22 were managed surgically; hot ureteroscopy was performed in only five (22.7%), with 17 (77%) judged retrospectively suitable. Tamsulosin was prescribed for all conservatively-managed stones regardless of size or location, contrary to trial and guideline evidence discussed below. Following the action plan, cycle 2 identified 20 surgically-managed cases; hot ureteroscopy rose to 10 (50%), more than doubling cycle 1's rate. Seven of the 10 stented-only cases were retrospectively judged suitable for hot ureteroscopy; individual surgeon rates ranged up to 100%, against a department average of 50%. A structured closed-loop audit with an explicit action plan more than doubled the hot ureteroscopy rate for obstructing ureteric stones, moving practice closer to national standards. Residual missed opportunities and surgeon-level variation support a dedicated hot ureteroscopy list and further audit cycles.

PMID 42910114
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PubMedUrologia internationalis2026-10-20

Efficacy of cetirizine, tamsulosin and their combination as medical expulsive therapy for distal ureteral stones: a prospective randomized study.

Hasan Ahmed Mahmoud AM, Ahmed Amr Alameldeen AA, Sayed Reham Farouk RF, AbdelRazek Mostafa M

Background The management of ureteral stones, particularly those measuring less than 10 mm, has garnered considerable attention in urological research, with the goal of enhancing non-invasive treatment methods. Medical expulsive therapy is notable for its low invasiveness and cost. To assess the efficacy and safety of tamsulosin alone, cetirizine alone, as well as their combination in treating distal ureteric stones sized 5-10 mm. Between March 2021 and March 2024, patients presented with lower ureteral stones 5-10 mm were randomly assigned to four groups: group A (121 patients) took tamsulosin 0.4 mg; group B (120 patients) took cetirizine 5 mg; group C (119 patients) took a combination of tamsulosin 0.4 mg and cetirizine 5 mg; and group D (120 patients) received analgesics on demand as a control group. We evaluated stone passage rates, time required for stone expulsion, total analgesic dosage, and any recorded side effects. All outcomes were recorded and analyzed accordingly. Group C exhibited the highest rate of stone expulsion among all groups (85.8% vs. 67%, 55%, and 25% in groups A, B, and D respectively, p = 0.0001). Group C had a substantially shorter time required for stone expulsion in comparison with groups A, B, and D (13.15 ± 5.3 days vs. 14.95 ± 6.95, 17.57 ± 6.21, and 20.94 ± 5.58 days respectively, p < 0.0001). A statistically significant reduction in the total analgesic requirements was demonstrated in group C (p < 0.0001). Except for retrograde ejaculation which was evident in groups A and C (40 %, 37.7 % respectively versus 0% in the other groups, p < 0.0001), no substantial variations regarding the side effects were observed among the groups. Combined therapy with tamsulosin and cetirizine significantly improves stone expulsion rate, shortens expulsion time, and reduces analgesic requirements compared with either therapy alone.

PMID 42900654
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PubMedIndian journal of orthopaedics2026-10-19

Author's Response to "Letter to the Editor: Sex Imbalance and the Interpretation of Tamsulosin Efficacy in Hip Fracture Surgery".

Tripathy Sujit Kumar SK, Varghese Paulson P, Khan Shahnawaz S, Patel Ranjan Kumar RK et al.

Postoperative urinary retention (POUR) is a clinically relevant complication following hip-fracture surgery. In response to concerns regarding the marked sex imbalance between treatment groups in the TamPOUR-Hip randomized trial, we further examined the influence of sex on the observed treatment effect of perioperative tamsulosin. Although the crude incidence of POUR was lower in the tamsulosin group than in the placebo group (16.7% vs 33.3%), adjustment for potential confounders demonstrated no independent protective effect of tamsulosin (adjusted odds ratio 0.99, 95% confidence interval 0.16-5.82; P = 0.990). Female sex emerged as a strong independent predictor of POUR. Overall, POUR occurred in 24 of 54 women (44.4%) compared with 6 of 66 men (9.1%), while sex-stratified analyses showed no significant treatment effect within either subgroup. Previous studies have similarly reported a relatively high incidence of urinary retention among women undergoing hip-fracture surgery. These findings indicate that the apparent crude reduction in POUR with tamsulosin was largely influenced by unequal sex distribution rather than an independent pharmacological effect. Nevertheless, tamsulosin was associated with lower pre-void and post-void bladder volumes, suggesting improved bladder emptying. Future adequately powered trials should incorporate sex-stratified or block randomization and prespecified sex-specific analyses to better define the role of sex and tamsulosin in POUR prevention after hip-fracture surgery.

PMID 42894530
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PubMedIndian journal of orthopaedics2026-10-19

Letter to the Editor: Sex Imbalance and the Interpretation of Tamsulosin Efficacy in Hip Fracture Surgery.

Sağlıcak Harun H

PMID 42894523
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PubMedCureus2026-10-17

Acute Urinary Retention Leading to Post-renal Acute Kidney Injury Post-radiotherapy: A Case Report.

Bitterman Brayden B, Vaishampayan Nitin N, Hart Kimberly B KB, Boggula Ramesh R et al.

A man in his 70s with high-risk localized prostate adenocarcinoma underwent definitive external beam radiotherapy (EBRT) to the prostate and pelvis with concurrent androgen deprivation therapy using leuprolide. Eight days after completion of radiotherapy, he developed acute urinary retention (AUR) with overflow incontinence, constipation, and post-renal acute kidney injury (AKI), requiring hospitalization and bladder decompression with Foley catheter placement. Initial urine output was approximately 1 liter, and creatinine improved from 4.89 mg/dL to 1.46 mg/dL after decompression. Imaging demonstrated mild left hydronephrosis and chronic renal disease without an obstructing calculus. He was discharged home on tamsulosin and a bowel regimen with a Foley catheter in place. Persistent catheter dependence subsequently required transurethral resection of the prostate (TURP) with improvement in symptoms. This case report describes a case of severe acute urinary retention with post-renal acute kidney injury occurring shortly after prostate and pelvic radiotherapy. The obstruction was likely multifactorial, with radiation-associated inflammation or edema potentially aggravating the underlying outlet issues and constipation. Prompt recognition and bladder decompression may permit rapid renal recovery and are important in patients with reduced renal reserves.

PMID 42889864
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PubMedBrazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas2026-10-15

Alpha1-adrenoceptor antagonists block the positive chronotropic effect of 6-nitrodopamine in the isolated rat right atrium.

Alves B L BL, Niederauer A J S AJS, Britto-Júnior J J, Sobanski J F JF et al.

6-Nitrodopamine (6-ND) released from isolated rat atria produces potent positive chronotropic actions. Direct negative chronotropic responses to some selective α1-adrenoceptor (AR) antagonists like prazosin have been reported. Since α1-AR antagonists inhibit 6-ND-induced smooth muscle contractions, we have hypothesized that negative chronotropism induced by α1-AR antagonists reflects 6-ND blockade. This study investigated whether selective α1-AR antagonists affect 6-ND-induced positive chronotropism in isolated rat atria. Alfuzosin at 10 nM did not affect the atrial rate, but at 100 nM, it significantly reduced the atrial rate. This effect was not observed in L-NAME (100 mM)-treated preparations or in atria from rats chronically treated with L-NAME. Alfuzosin (100 nM) significantly reduced the 6-ND-induced positive chronotropism without affecting the chronotropic responses to noradrenaline, adrenaline, or dopamine. Similar results were obtained with doxazosin (1-10 nM), tamsulosin (10-100 nM), and prazosin (1-10 nM). Isoprenaline induced concentration-dependent increases in atrial rate, which were not significantly affected by any of these α1-AR antagonists. The results demonstrated that α1-AR antagonists reduced atrial basal rate only at concentrations affecting the positive chronotropic effect of 6-ND, and this reduction was not observed when NO synthesis was blocked, indicating that the negative chronotropic effect may involve 6-ND receptor blockade.

PMID 42879640
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