Drug interactions
Dopexamine + Midodrine
Severity: Moderate
Dopexamine and Midodrine: 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 drugs stimulate the adrenergic system, so combined use may produce additive increases in blood pressure and heart rate. Midodrine can cause marked supine hypertension, and added catecholamine-like stimulation may increase this risk and the potential for tachyarrhythmias.
What this interaction means in plain words
Dopexamine and Midodrine 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.
Why it happens
Additive pharmacodynamic adrenergic effects: midodrine is an alpha-1 agonist and dopexamine is a beta-2 and dopamine receptor agonist with sympathomimetic activity.
What to do
Monitor blood pressure (including supine readings) and heart rate during concurrent use. Reduce or stop one agent if hypertension or arrhythmia develops.
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 Midodrine
- Isocarboxazid + Midodrine Contraindicated
- Midodrine + Phenelzine Contraindicated
- Midodrine + Tranylcypromine Contraindicated
- Dextroamphetamine + Midodrine Major
- Dihydroergotamine intranasal + Midodrine Major
- Dihydroergotamine + Midodrine Major
Frequently asked questions
Can I take Dopexamine with Midodrine?
MediHelp rates the interaction as moderate. Dopexamine and Midodrine 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 drugs stimulate the adrenergic system, so combined use may produce additive increases in blood pressure and heart rate. Midodrine can cause marked supine hypertension, and added catecholamine-like stimulation may increase this risk and the potential for tachyarrhythmias.
How serious is the interaction between Dopexamine and Midodrine?
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 (including supine readings) and heart rate during concurrent use. Reduce or stop one agent if hypertension or arrhythmia develops.
What other medicines interact with Midodrine?
MediHelp also lists interactions of Midodrine with, for example, Isocarboxazid, Phenelzine, Tranylcypromine. The full list is on the Midodrine page.
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