Tamsulosin
Aglandin Retard, Tamsu, Tamsulosin +pharma, Tamsulosin Actavis · ATC code G04CA02
Brand names: Aglandin Retard, Tamsu, Tamsulosin +pharma, Tamsulosin Actavis, Tamsulosin Genericon, Tamsulosin Hexal, Tamsulosin Interpharm, Tamsulosin Krka, Tamsulosin Ratiopharm, Tamsulosin Retard Stada, Tamsulosin Sandoz, Tamsulosin Stada, Tamsulosin Zentiva, Omnic Ocas, Prostadil …
- Key facts
- Active substance
- Tamsulosin
- ATC code
- G04CA02
- Authorisation
- authorised nationally; no central EU authorisation
- Information as of
- 2026-10-27
Key facts
Tamsulosin is an alpha-1 adrenergic receptor blocker. Per the US label it is used to treat the signs and symptoms of benign prostatic hyperplasia (BPH); it is not indicated for hypertension.
What it is used for
- Signs and symptoms of benign prostatic hyperplasia (BPH)
- Not indicated for the treatment of hypertension
Dosing
- 0.4 mg once daily, about one-half hour after the same meal each day
- If no response after 2 to 4 weeks, may be increased to 0.8 mg once daily
- Do not crush, chew or open the capsules
- After interruption for several days, restart at 0.4 mg once daily
- Do not combine with strong CYP3A4 inhibitors (e.g. ketoconazole)
Contraindications
- Hypersensitivity to tamsulosin or any component (reactions included rash, urticaria, angioedema)
Important warnings
- Orthostasis (postural hypotension, dizziness) and potential syncope, especially when starting
- Intraoperative floppy iris syndrome during cataract and glaucoma surgery
- Priapism (rare); can lead to permanent impotence
- Caution with moderate CYP3A4 inhibitors, CYP2D6 inhibitors and in CYP2D6 poor metabolisers
Side effects
- Abnormal ejaculation (including retrograde ejaculation, ejaculation failure)
- Dizziness, orthostatic hypotension, vertigo
- Blurred vision
Interactions
- Strong CYP3A4 inhibitors (e.g. ketoconazole): do not combine
- Moderate CYP3A4 inhibitors, CYP2D6 inhibitors (e.g. paroxetine, terbinafine) and cimetidine: caution, especially at 0.8 mg
- PDE5 inhibitors: possible symptomatic hypotension; warfarin: caution
Summary of the official product information, written with AI (Claude, Anthropic) on 2026-10-28. Every number was checked automatically against the original text. Not reviewed by a physician – the full official text is authoritative.
Common questions – ask Medelix
For patients
Patient information (US)
Authorisation and brand names by country
Medicines with exactly this active-substance composition, as listed in the national registers – alphabetical and without ranking. Whether a product is currently available is not shown here.
Austria
- Aglandin RetardG.L. Pharma Gmbh · 1 register entry
- TamsuGenericon Pharma Gesellschaft M.B.H. · 1 register entry
- Tamsulosin +pharma+pharma Arzneimittel Gmbh · 1 register entry
- Tamsulosin ActavisActavis Group Ptc Ehf. · 1 register entry
- Tamsulosin GenericonGenericon Pharma Gesellschaft M.B.H. · 1 register entry
- Tamsulosin HexalHexal Pharma Gmbh · 1 register entry
- Tamsulosin InterpharmKwizda Pharma Gmbh · 1 register entry
- Tamsulosin KrkaKrka, D.D., Novo Mesto · 1 register entry
- Tamsulosin RatiopharmTeva B.V · 1 register entry
- Tamsulosin Retard StadaStada Arzneimittel Gmbh · 1 register entry
- Tamsulosin SandozSandoz Gmbh · 1 register entry
- Tamsulosin StadaStada Arzneimittel Gmbh · 1 register entry
Show all 13 brand names
- Tamsulosin ZentivaZentiva, K.S. · 1 register entry
Source: EMA – Article 57 product data (EU/EEA), as of 2026-10-28
Germany
- Omnic OcasAstellas Pharma Gmbh · 1 register entry
- ProstadilCheplapharm Arzneimittel Gmbh · 1 register entry
- TadinSynthon Bv, Tad Pharma Gmbh · 2 register entries
- Tamsaxiro Medical ValleyMedical Valley Invest Ab · 1 register entry
- TamsublockDr. Pfleger Arzneimittel Gmbh · 1 register entry
- Tamsulosin1 A Pharma Gmbh, Aristo Pharma Gmbh (Art 57), Ratiopharm Gmbh, Puren Pharma Gmbh & Co. Kg, Abanta Pharma Gmbh, Heumann Pharma Gmbh & Co. Generica Kg, Holsten Pharma Gmbh, Viatris Germany Gmbh, Zentiva Pharma Gmbh, Synthon Bv, Ascend Gmbh, Basics Gmbh, Hexal Ag, Stadapharm Gmbh, Abz-Pharma Gmbh, Aliud Pharma Gmbh · 21 register entries
- Tamsulosinhydrochlorid AlAliud Pharma Gmbh · 1 register entry
- Tamsulosinhydrochlorid BetaBetapharm Arzneimittel Gmbh · 1 register entry
- Tamsulosinhydrochlorid HexalHexal Ag · 1 register entry
- Tamsulosinhydrochlorid PurenPuren Pharma Gmbh & Co. Kg · 1 register entry
- Tamsulosinhydrochlorid StadaStadapharm Gmbh · 1 register entry
- TamsunarApogepha Arzneimittel Gmbh · 1 register entry
Source: EMA – Article 57 product data (EU/EEA), as of 2026-10-28
Turkey
- Flomax MRASTELLAS PHARMA İLAÇ TİC. VE SAN. A.Ş. · 1 register entry
- Flomax PRASTELLAS PHARMA İLAÇ TİC. VE SAN. A.Ş. · 1 register entry
- Floprost MRBİLİM İLAÇ SAN. VE TİC. A.Ş. · 2 register entries
- Prostyl MRALİ RAİF İLAÇ SAN. A.Ş. · 2 register entries
- TamensuNEUTEC İLAÇ SAN. TİC. A.Ş · 1 register entry
- Tamidra MRNOBEL İLAÇ PAZARLAMA VE SAN. LTD. ŞTİ. · 3 register entries
- Tamprost MRSANOFİ SAĞLIK ÜRÜNLERİ LTD. ŞTİ. · 2 register entries
- Tamsumax MRADEKA İLAÇ SAN. VE TİC. A.Ş. · 2 register entries
- Tamylo MRNOBEL İLAÇ SAN. VE TİC. A.Ş. · 3 register entries
- Tulomac MRADVANCE İLAÇ A.Ş. · 3 register entries
- UromaxDROGSAN İLAÇLARI SAN. VE TİC. A.Ş. · 1 register entry
- UroprostWORLD MEDICINE İLAÇ SAN. VE TİC. A.Ş. · 3 register entries
Source: TİTCK – Ruhsatlı Beşeri Tıbbi Ürünler Listesi, as of 2026-10-16
Brand names in 27 more European countries
- Belgium
- Omic Ocas, Ranomax, Tamsulosin Ab, Tamsulosine Eg, Tamsulosine Eurogenerics, Tamsulosine Hcl Krka, Tamsulosine Hydrochloride Yamanouchi Pharma, Tamsulosine Sandoz, Tamsulosine Teva, Tamsulosine Viatris
- Bulgaria
- Tamaliz, Омник Токас, Тамидра, Тамсол, Тамсудил, Тамсулозин Стада, Таниз, Уримакс, Фокусин
- Croatia
- Bazetham, Flosin, Omnic, Tamaliz, Tamosin, Tamsich, Tamsu, Tamsulozin Pharmas, Tanyz
- Cyprus
- Tamsulijn, Tamsulosin Aurobindo
- Czechia
- Fokusin, Lannatam, Omnic Tocas, Tamsulosin +pharma, Tamsulosin Aristo Aristo, Tamsulosin Hcl Sandoz, Tamsulosin Hcl Teva, Tamsulosin Medreg, Tamurox, Tanyz
- Denmark
- Bladasin, Miktosan, Omnistad, Tamsulosin Krka, Tamsulosin Liconsa, Tamsulosin Medical Valley, Tamsulosin Teva, Tamsulosin Zentiva, Tamsulosinhydrochlorid Stada Arzneimittel Ag, Tamsulosinhydrochlorid Viatris, Tamsunic, Tamsuvilla
- Estonia
- Flosin, Omsal, Tamsulosin Auxilia, Tamsulosin Lannacher, Tanyz
- Finland
- Expros, Omnic Ocas, Promictan, Tamictor, Tamsu-Anlini, Tamsucinfa, Tamsugaran, Tamsulogen, Tamsulosiinihydrokloridi Orion, Tamsulosiinihydrokloridi Sandoz, Tamsulosin, Tamsumin, Tamsupli
- France
- Mecir L.P., Omexel L.P., Omix L.P., Tamsulosine Eg Labo, Tamsulosine L.P Almus, Tamsulosine L.P. Biogaran, Tamsulosine L.P. Eg, Tamsulosine L.P. Evolugen, Tamsulosine L.P. Teva, Tamsulosine Liconsa, Tamsulosine Lp Arrow, Tamsulosine Lp Biogaran, Tamsulosine Lp Cristers, Tamsulosine Lp Eg, Tamsulosine Lp Krka, Tamsulosine Lp Sandoz, Tamsulosine Lp Zentiva, Tamsulosine Teva Lp, Tamsulosine Viatris L.P., Tamsulosine Viatris Lp, Tamsulosine Viatris Sante, Tamsulosine Zentiva Lab Lp, Tamsulosine Zydus France
- Greece
- Omnic Τocas, Prosolvin, Tamsol, Tamsulijn, Tamsulosin Ariti, Zidrolin
- Hungary
- Galebon, Omnic, Omsal, Prosolin, Provosal, Tamsol, Tamsudil, Tamsulosin Pharmacenter, Tamsulosin Retard Teva, Tamsulosin Richter, Tamsulosin Sandoz, Tamsulosin Stada, Tamta, Tanyz, Tulosin, Urostad
- Iceland
- Tamsulosin Hydrochloride Synthon, Tamsulosin Medical, Tamsulosin Viatris
- Ireland
- Omnexel, Tamnexyl Xl, Tamnic, Tamsu, Tamsulosin Hydrochloride Synthon, Tamsulosin Mcdermott Laboratories, Tamsulosin Rowa, Tamsulosin Viatris, Tamzeltos, Tanyz
- Italy
- Antunes, Botam, Lura, Omnic, Rurik, Sulotam, Tamlic, Tamsulosin Doc Generici, Tamsulosin Mylan Generics, Tamsulosin Pensa, Tamsulosin Sun, Tamsulosin Teva, Tamsulosina Abc, Tamsulosina Accord, Tamsulosina Almus, Tamsulosina Aurobindo, Tamsulosina Eg, Tamsulosina Hexal, Tamsulosina Krka, Tamsulosina Medreg, Tamsulosina Mylan, Tamsulosina Sandoz, Tamsulosina Zentiva Italia, Uromen
- Latvia
- Fokusin, Tamsulosin Lannacher
- Lithuania
- Flosin, Fokusin, Ranomax, Tamsulosin Hydrochloride Adamed, Tamsulosin Lannacher
- Luxembourg
- Omic Ocas, Ranomax, Tamsulosin Ratiopharm, Tamsulosine Eg, Tamsulosine Eurogenerics, Tamsulosine Hydrochloride Yamanouchi Pharma, Tamsulosine Viatris Pharma
- Malta
- Tamnic, Tamsu, Tamsulosin Aurobindo
- Netherlands
- Duktam, Omnic, Protam, Talpro, Taluso, Tamsuda, Tamsulijn, Tamsulosin Hydrochloride Aurobindo, Tamsulosine Hci Sandoz, Tamsulosine Hci Zentiva, Tamsulosine Hcl Aurobindo, Tamsulosine Hcl Krka, Tamsulosine Hcl Mylan, Tamsulosine Hcl Ratiopharm, Tamsulosine Hcl Retard Teva, Tamsulosine Hcl Retard Viatris, Tamsulosine Hcl Sun, Tamsulosine Hcl Synthon, Tamsulosine Hcl Viatris, Tamsulosine Hcl Xiromed, Tamsulosine Hcl Zentiva, Tamsulosine Hydrochloride Genthon, Tamsulosini Hydrochloridum
- Norway
- Miktosan, Omnic, Tamsulosin Actavis, Tamsulosin Krka, Tamsulosin Medical Valley, Tamsulosin Medlite, Tamsulosin Teva, Tamsulosin Viatris, Tamsulosin Zentiva
- Poland
- Adatam, Apo-Tamis, Bazetham Retard, Fokusin, Omi-Tam, Omnic, Omnicare, Omsal, Prostamnic, Ranlosin, Suprostiv, Symlosin Sr, Tamispras, Tamsiger, Tamsudil, Tamsulosin Aristo, Tamsulosin Genoptim, Tamsulosin Medical Valley, Tamsulosin Medreg, Tamsulosin Pharmalab, Tamur, Tanyz, Uprox
- Portugal
- Omnic, Sebrane Xr, Talpro, Tamsulosin Mepha, Tansulosina Amperlem, Tansulosina Aurovitas, Tansulosina Baldacci, Tansulosina Basi, Tansulosina Bluepharma, Tansulosina Ciclum, Tansulosina Farmoz, Tansulosina Generis, Tansulosina Gp, Tansulosina Krka, Tansulosina Mepha, Tansulosina Odipe, Tansulosina Pharmakern, Tansulosina Ratiopharm, Tansulosina Reliva, Tansulosina Sandoz, Tansulosina Tolife, Tansulosina Viatris, Tansulosina Vitória, Tansulosina Zentiva, Tiatab
- Romania
- Contiflo Mr, Fokusin, Omnic Tocas, Seldono, Tamsol, Tamsulosin Gemax Pharma, Tamsulosin Liconsa, Tanyz
- Slovakia
- Fokusin, Geroprostan, Omnic Tocas, Tamsulosin Hcl Viatris, Tamsulosin Medreg, Tamsulosin Teva, Tamsulosin Viatris, Tamsulosine Viatris, Tamurox, Tanyz
- Slovenia
- Miktan, Omnic Ocas, Tamlos, Tamsulozin Synthon, Tanyz
- Spain
- Inreq, Omnic, Sebrane, Tamsulosin Viatris Pharmaceuticals, Tamsulosina Almus, Tamsulosina Alter, Tamsulosina Aurovitas, Tamsulosina Cinfa, Tamsulosina Cinfamed, Tamsulosina Combix, Tamsulosina Kern Pharma, Tamsulosina Krka, Tamsulosina Mabo, Tamsulosina Normon, Tamsulosina Pensa, Tamsulosina Qualigen, Tamsulosina Sandoz, Tamsulosina Stada, Tamsulosina Stadafarma, Tamsulosina Sun, Tamsulosina Tarbis, Tamsulosina Tecnigen, Tamsulosina Teva, Tamsulosina Viatris, Tamsulosina Vir, Zuantrip
- Sweden
- Tamicten
EMA – Article 57 product data (EU/EEA), 2026-10-28
Medelix receives no money from pharmaceutical companies. Brand names are listed alphabetically and without ranking.
Other substances in the same group
Another question about this substance?
Medelix answers clinical questions from guidelines, studies and product information – every claim with its source.
Sources
- U.S. Food and Drug Administration. Tamsulosin Hydrochloride (Rising Pharma Holdings, Inc.) – Prescribing Information, 2026-01-05. DailyMed (NLM), 2026-10-27. https://dailymed.nlm.nih.gov/dailymed/lookup.cfm?setid=a242c8dc-576e-4a1f-a9e7-a05d7ebc0e0a
- EMA – Article 57 product data (EU/EEA), 2026-10-28. https://www.ema.europa.eu/en/human-regulatory-overview/post-authorisation/data-medicines-iso-idmp-standards-post-authorisation/public-data-article-57-database
- EMA – Article 57 product data (EU/EEA), 2026-10-28. https://www.ema.europa.eu/en/human-regulatory-overview/post-authorisation/data-medicines-iso-idmp-standards-post-authorisation/public-data-article-57-database
- TİTCK – Ruhsatlı Beşeri Tıbbi Ürünler Listesi, 2026-10-16. https://www.titck.gov.tr/dinamikmodul/85
Editorial: Medelix editorial team · last updated 2026-10-27 · How these pages are made · Report an error
Source: U.S. Food and Drug Administration (FDA), prescribing information, via DailyMed (NLM); public domain. Not advertising, not a treatment recommendation. For questions about your own treatment, ask your doctor or pharmacist.