Related Experiment Video
Updated: Jul 19, 2026

Ultrasonography of the Adult Male Urinary Tract for Urinary Functional Testing
Published on: August 14, 2019
[Drug therapy for benign prostatic syndrome (BPS)].
1Kompetenzzentrum Urologie Köln e.V., Verband der niedergelassenen Urologen im Grossraum Köln e.V., Urologische Abteilung, PAN-Klinik, Zeppelinstrasse 1, 50823 Köln. R.Berges@K-C-U.de
Alpha1-receptor blockers offer rapid symptom relief for benign prostatic syndrome (BPS), while 5alpha-reductase inhibitors reduce BPS complications. Combination therapy shows long-term superiority but with increased side effects and costs.
Area of Science:
- Urology
- Pharmacology
Background:
- Benign prostatic syndrome (BPS) is commonly treated with alpha1-receptor blockers and 5alpha-reductase inhibitors.
- The placebo effect is significant in BPS drug treatment.
Purpose of the Study:
- To compare the efficacy and side effect profiles of different drug classes used for BPS.
- To evaluate the benefits of combination therapy versus monotherapy for high-risk BPS patients.
Main Methods:
- Review of existing drug treatments for BPS, including alpha1-receptor blockers, 5alpha-reductase inhibitors, and combination therapies.
- Analysis of symptom relief, onset of action, and side effect profiles.
Main Results:
- Alpha1-receptor blockers provide rapid symptom relief and are slightly more effective than 5alpha-reductase inhibitors.
- 5alpha-reductase inhibitors offer volume-dependent symptom relief and reduce BPS complications.
- Combination therapies are superior for high-risk patients but have increased side effects and costs.
Conclusions:
- Drug selection for BPS should consider symptom relief, complication reduction, and patient-specific risk factors.
- Early decision-making between drug treatment and surgery is crucial for managing BPS.
Related Concept Videos
Treatment for Pulmonary Arterial Hypertension: Phosphodiesterase Inhibitors
Among the PDE5 inhibitors, sildenafil (Revatio) stands out as a competitive and selective inhibitor. It operates by elevating cellular levels of cGMP and augmenting signaling through the cGMP-PKG pathway, promoting vasodilation. Upon oral...
Antihypertensive Drugs: Vasodilators
Treatment for Pulmonary Arterial Hypertension: Endothelin Receptor Antagonists
ETs are synthesized through a complex sequence of enzymatic steps, primarily involving an enzyme referred to as endothelin-converting enzyme (ECE). Of...
Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists
These agonists bind to the IPR receptor situated on the plasma membrane of the pulmonary artery smooth muscle cells. This binding triggers a cascade of reactions known as the GS-AC-cAMP-PKA pathway. This pathway results in the relaxation of smooth muscle...
Adrenergic Antagonists: Pharmacological Actions of ɑ-Receptor Blockers
α1-blockers: These drugs inhibit α1-adrenoceptors on smooth muscle cells, resulting in vasodilation. This vasodilation lowers blood pressure, making α1-blockers valuable in treating hypertension. Additionally, α1-blockers effectively address urinary obstruction...
Treatment for Pulmonary Arterial Hypertension: Receptor Tyrosine Kinase Inhibitors and Calcium Channel Blockers
TKIs, such as imatinib (Gleevec), are particularly effective in tackling the growth and mitogenic factors that become upregulated in PAH patients. These factors contribute to the...