Albuterol vs Formoterol: side-by-side comparison
Albuterol (Short-acting beta-2 agonist (SABA)) and Formoterol (Long-acting beta-2 agonist (LABA)) 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 | Albuterol | Formoterol |
|---|---|---|
| Therapeutic class | Short-acting beta-2 agonist (SABA) | Long-acting beta-2 agonist (LABA) |
| CAS | 18559-94-9 | 73573-87-2 |
| ATC | R03AC02 | R03AC13 |
| Molecular weight | 239.31 g/mol | 344.41 g/mol |
| Brands with this active ingredient | 1 | 1 |
What they share
Albuterol and Formoterol 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
Albuterol acts by a different mechanism than Formoterol, 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
Albuterol: Le salbutamol active sélectivement les récepteurs bêta-2 adrénergiques du muscle lisse bronchique, entraînant un relâchement des voies aériennes et une bronchodilatation rapide. Formoterol: Le formotérol active sélectivement les récepteurs bêta-2 adrénergiques du muscle lisse bronchique, produisant une bronchodilatation par relâchement médié par l'AMP cyclique.
Indications compared
Albuterol: Le salbutamol est autorisé chez l'adulte et l'enfant pour lever le bronchospasme dans l'asthme et l'obstruction bronchique réversible de la bronchopneumopathie chronique obstructive. Formoterol: Le formotérol est autorisé en traitement de fond de l'asthme en association à un corticoïde inhalé, et dans la bronchopneumopathie chronique obstructive seul ou en association.
Safety profile
Albuterol: Les effets indésirables fréquents comprennent tremblements, palpitations, tachycardie, nervosité et céphalées, en particulier en cas d'usage fréquent ou à forte dose. Formoterol: Les effets indésirables fréquents comprennent tremblements, palpitations, céphalées, nervosité et irritation pharyngée.
Questions fréquentes
Is Albuterol better than Formoterol? ▾
Albuterol and Formoterol are not "better or worse" — they treat different things. The sensible question is which fits your specific need.
Can Albuterol and Formoterol 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 Albuterol
Products with Formoterol
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.