Singulair vs Finasteride: brand vs ingredient
Singulair contains Montelukast, while Finasteride is a different active ingredient in the 5-alpha-reductase inhibitor (type II) class. This page compares them: when each is used, how the mechanisms and indications differ, and whether the question "Singulair vs Finasteride" makes sense to ask at all.
What is the relationship?
Singulair and Finasteride are different things: Singulair is a branded medication whose active ingredient is Montelukast (in the Médicaments respiratoires class), whereas Finasteride is in the 5-alpha-reductase inhibitor (type II) class. They belong to different therapeutic classes and are chosen for different indications.
When Singulair is used
Singulair est autorisé chez l'adulte et l'enfant dans le traitement de fond de l'asthme, y compris le bronchospasme d'effort, et dans le traitement de la rhinite allergique saisonnière et perannuelle lorsque les traitements conventionnels s…
When Finasteride is used
Le finastéride est autorisé à 5 mg par jour dans le traitement de l'hypertrophie bénigne de la prostate chez l'homme adulte, où il réduit le volume prostatique, améliore le débit urinaire et diminue le risque de rétention aiguë d'urine et l…
Mechanisms compared
Singulair: Le montélukast bloque sélectivement le récepteur CysLT1, qui médie l'action des leucotriènes C4, D4 et E4 — médiateurs pro-inflammatoires libérés par les mastocytes et les éosinophiles. Finasteride: Le finastéride se lie avec une forte affinité à la 5-alpha-réductase de type II, bloquant la conversion de la testostérone en DHT.
When the comparison makes sense
Comparing Singulair with Finasteride makes sense when both are in the same clinical decision: the prescriber has weighed both for different but related conditions. If the question is between two options for the same need, the prescriber decides based on prior response, comorbidities and tolerance.
Questions fréquentes
Do Singulair and Finasteride treat the same thing? ▾
No — they treat different conditions because they belong to different therapeutic classes. The question of which to use is for the prescriber to answer based on the specific indication.
Can Singulair and Finasteride be combined? ▾
It depends on the interaction profile of Montelukast with Finasteride. If both are in a single prescription, the prescriber has weighed it. Self-medicating with both is not recommended without pharmacist review.
Which is better, Singulair or Finasteride? ▾
"Better" doesn't apply between medications for different indications. The sensible question is which fits your specific clinical need — that is the prescriber's call.
Les informations publiées sur ce site sont fournies à titre documentaire et pédagogique. Elles ne remplacent pas l'avis d'un professionnel de santé qualifié.