Alternatives to tamsulosin
FDA shortage status is active for tamsulosin; 1 same-class SPL records are listed below for registry comparison only.
Brand: Flomax
tamsulosin class peers while FDA lists an active shortage
tamsulosin (Flomax) is on an FDA shortage listing while 1 other Alpha-1 Adrenergic Blocker SPL records remain in this registry peer set (class inventory 2). Labeled indication field for tamsulosin: This medicine treats the symptoms of an enlarged prostate, also known as benign prostatic hyperplasia (BPH).
Top FAERS reaction fields for tamsulosin total 9,736 reports across 10 reactions, set beside doxazosin. Counts are exposure-weighted submissions, not per-patient risk.
About tamsulosin
Tamsulosin (Flomax) helps to improve urination in men with enlarged prostate glands. It relaxes the muscles in the prostate and bladder, making it easier to urinate.
Used for: This medicine treats the symptoms of an enlarged prostate, also known as benign prostatic hyperplasia (BPH). BPH can cause problems with urination, like difficulty starting or stopping the flow of urine. Tamsulosin helps to relieve these symptoms.
1 Alpha-1 Adrenergic Blocker peers (wide set)
tamsulosin vs doxazosin · FAERS reaction fields
FAERS top-reaction field "Dizziness" shows the widest count spread between tamsulosin and doxazosin in this extract (164-report gap on that field). Counts are exposure-weighted submissions, not prevalence rates.
| Side Effect | tamsulosin | doxazosin |
|---|---|---|
| Fatigue | 1,417 | 1,276 |
| Dyspnoea | 1,332 | 1,479 |
| Dizziness | 1,131 | 1,295 |
| Diarrhoea | 1,121 | 1,237 |
| Headache | 883 | 941 |
| Asthenia | 842 | 950 |
| Fall | 839 | 742 |
| Nausea | 808 | 1,131 |
"-" means no reports for that reaction. Report counts reflect total FAERS submissions, not prevalence rates.
tamsulosin shortage vs Alpha-1 Adrenergic Blocker peer index
Shortage status
FDA shortage listing is active for tamsulosin (status: To Be Discontinued). Peer rows remain a registry index, not a switch guide.
Frequently Asked Questions
Does FDA list a shortage for tamsulosin while peers remain indexed? ▼
Registry note: Shortage listings and peer indexes are for registry orientation only. This information is for educational purposes only and is not a substitute for professional medical advice. Do not stop or change your medication without talking to your doctor or pharmacist.
Field note for tamsulosin: see also the generic vs brand label guide when reading Flomax SPL strings.
Read our methodology - how this data is sourced, computed, and verified.