Drug interactions
Pentazocine + Selinexor
Severity: Moderate
Pentazocine and Selinexor: 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
Selinexor commonly causes dizziness, confusion and fatigue, and pentazocine can cause sedation and psychotomimetic effects. Together they may worsen neurologic and cognitive impairment and risk of falls.
What this interaction means in plain words
Pentazocine and Selinexor 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.
Pentazocine belongs to Musculoskeletal; Selinexor belongs to Oncology.
Why it happens
Additive CNS adverse effects; no specific pharmacokinetic mechanism established.
What to do
Monitor for dizziness, confusion and sedation, and counsel on fall risk. Consider a different analgesic if neurologic effects develop.
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 Pentazocine
- Calcium / magnesium / potassium / sodium oxybates + Pentazocine Contraindicated
- Olanzapine / samidorphan + Pentazocine Contraindicated
- Pentazocine + Phenelzine Contraindicated
- Pentazocine + Tranylcypromine Contraindicated
- Alfentanil + Pentazocine Major
- Alprazolam + Pentazocine Major
Other interactions of Selinexor
- Aldesleukin + Selinexor Moderate
- Alprazolam + Selinexor Moderate
- Amitriptyline + Selinexor Moderate
- Amobarbital + Selinexor Moderate
- Aripiprazole + Selinexor Moderate
- Asenapine + Selinexor Moderate
Frequently asked questions
Can I take Pentazocine with Selinexor?
MediHelp rates the interaction as moderate. Pentazocine and Selinexor 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. Selinexor commonly causes dizziness, confusion and fatigue, and pentazocine can cause sedation and psychotomimetic effects. Together they may worsen neurologic and cognitive impairment and risk of falls.
How serious is the interaction between Pentazocine and Selinexor?
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 for dizziness, confusion and sedation, and counsel on fall risk. Consider a different analgesic if neurologic effects develop.
What other medicines interact with Pentazocine?
MediHelp also lists interactions of Pentazocine with, for example, Calcium / magnesium / potassium / sodium oxybates, Olanzapine / samidorphan, Phenelzine. The full list is on the Pentazocine page.
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