Formoterol vs Sitagliptin: side-by-side comparison
Formoterol (Long-acting beta-2 agonist (LABA)) and Sitagliptin (DPP-4 inhibitor) belong to different therapeutic classes and are rarely substitutes for each other. The comparison is useful when a single patient is weighing both options for adjacent or overlapping needs.
| Property | Formoterol | Sitagliptin |
|---|---|---|
| Therapeutic class | Long-acting beta-2 agonist (LABA) | DPP-4 inhibitor |
| CAS | 73573-87-2 | 486460-32-6 |
| ATC | R03AC13 | A10BH01 |
| Molecular weight | 344.41 g/mol | 407.31 g/mol |
| Brands with this active ingredient | 1 | 1 |
What they share
Formoterol and Sitagliptin share the common regulatory framework for prescription active ingredients, bioequivalence standards for generics, and pharmacist oversight. Beyond that, points in common are limited.
Key differences
Formoterol acts by a different mechanism than Sitagliptin, with indications that barely overlap. Comparing the two is useful when a clinician has mentioned both in the same context or the patient wants to understand why one was prescribed instead of the other.
Mechanisms compared
Formoterol: Formoterol aktiviert selektiv Beta-2-adrenerge Rezeptoren der glatten Atemwegsmuskulatur und führt über eine cAMP-vermittelte Relaxation zur Bronchodilatation. Sitagliptin: Sitagliptin hemmt reversibel DPP-4, die Serinprotease, die für den schnellen Abbau von Glucagon-like Peptid 1 (GLP-1) und glukoseabhängigem insulinotropen Polypeptid (GIP) verantwortlich ist.
Indications compared
Formoterol: Formoterol ist als Erhaltungstherapie bei Asthma in Kombination mit einem inhalativen Kortikosteroid sowie bei chronisch obstruktiver Lungenerkrankung allein oder in Kombination zugelassen. Sitagliptin: Sitagliptin ist bei Erwachsenen mit Typ-2-Diabetes mellitus, allein oder in Kombination mit anderen antidiabetischen Wirkstoffen, zur Verbesserung der glykämischen Kontrolle zugelassen.
Safety profile
Formoterol: Häufige Nebenwirkungen sind Tremor, Palpitationen, Kopfschmerzen, Nervosität und Halsreizung. Sitagliptin: Sitagliptin wird im Allgemeinen gut vertragen.
Häufig gestellte Fragen
Is Formoterol better than Sitagliptin? ▾
Formoterol and Sitagliptin are not "better or worse" — they treat different things. The sensible question is which fits your specific need.
Can Formoterol and Sitagliptin be combined? ▾
Whether they can be combined depends on the indications and the interaction profile of each. If both are in a single prescription, the prescriber has weighed it; in self-medication they should never be combined.
Do they have the same side-effect profile? ▾
No — they belong to different classes and have distinct side-effect profiles. Each has its own prescribing information.
Products with Formoterol
Products with Sitagliptin
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