Drug interactions
Doxylamine + Propylhexedrine
Severity: Minor
Doxylamine and Propylhexedrine: minor 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
Propylhexedrine is a volatile nasal decongestant with sympathomimetic activity, which may counter some sedation from doxylamine. Clinically significant interaction is unlikely at normal inhaled doses.
What this interaction means in plain words
Doxylamine and Propylhexedrine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Doxylamine belongs to Respiratory; Propylhexedrine belongs to Respiratory.
Why it happens
Opposing CNS effects; no established mechanism of significant interaction.
What to do
No specific action needed. Do not rely on the stimulant to counter sedation when driving.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Doxylamine
Other interactions of Propylhexedrine
- Isocarboxazid + Propylhexedrine Contraindicated
- Phenelzine + Propylhexedrine Contraindicated
- Linezolid + Propylhexedrine Major
- Propylhexedrine + Selegiline Major
- Propylhexedrine + Tranylcypromine Major
- Adrenaline-articaine + Propylhexedrine Moderate
Frequently asked questions
Can I take Doxylamine with Propylhexedrine?
MediHelp rates the interaction as minor. Doxylamine and Propylhexedrine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Propylhexedrine is a volatile nasal decongestant with sympathomimetic activity, which may counter some sedation from doxylamine. Clinically significant interaction is unlikely at normal inhaled doses.
How serious is the interaction between Doxylamine and Propylhexedrine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No specific action needed. Do not rely on the stimulant to counter sedation when driving.
What other medicines interact with Doxylamine?
MediHelp also lists interactions of Doxylamine with, for example, Belladonna and opium, Benzhydrocodone / acetaminophen, Brexanolone. The full list is on the Doxylamine page.
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