Drug interactions
Levosalbutamol + Phentermine
Severity: Moderate
Levosalbutamol and Phentermine: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Both agents have sympathomimetic properties, so using them together may add to increases in heart rate and blood pressure, nervousness and palpitations. This matters particularly in patients with heart disease or hypertension.
What this interaction means in plain words
Levosalbutamol and Phentermine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Levosalbutamol belongs to Respiratory; Phentermine belongs to Central Nervous System.
Why it happens
Additive adrenergic stimulation from direct beta-2 agonism and indirect norepinephrine release.
What to do
Monitor blood pressure, heart rate and symptoms of overstimulation, and use the lowest effective doses.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Levosalbutamol
Other interactions of Phentermine
- Isocarboxazid + Phentermine Contraindicated
- Linezolid + Phentermine Contraindicated
- Phenelzine + Phentermine Contraindicated
- Phentermine + Procarbazine Contraindicated
- Phentermine + Rasagiline Contraindicated
- Phentermine + Selegiline Contraindicated
Frequently asked questions
Can I take Levosalbutamol with Phentermine?
MediHelp rates the interaction as moderate. Levosalbutamol and Phentermine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Both agents have sympathomimetic properties, so using them together may add to increases in heart rate and blood pressure, nervousness and palpitations. This matters particularly in patients with heart disease or hypertension.
How serious is the interaction between Levosalbutamol and Phentermine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor blood pressure, heart rate and symptoms of overstimulation, and use the lowest effective doses.
What other medicines interact with Levosalbutamol?
MediHelp also lists interactions of Levosalbutamol with, for example, Amisulpride, Carvedilol, Fexinidazole. The full list is on the Levosalbutamol page.
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