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Interações medicamentosas

Fentanyl + Pyrilamine

Gravidade: Moderada

Fentanyl and Pyrilamine: moderate interaction.

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Para profissionais de saúde — apenas referência. Esta página é um resumo breve, não é aconselhamento médico nem substitui a bula oficial ou o julgamento clínico. Verifique sempre antes de prescrever ou dispensar.

O conteúdo clínico desta página está disponível apenas em inglês.

Resumo

Pyrilamine is a sedating first-generation antihistamine, and fentanyl is an opioid. Together they increase drowsiness and psychomotor impairment and may add to respiratory depression.

O que esta interação significa em palavras simples

Fentanyl and Pyrilamine 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.

Fentanyl belongs to Musculoskeletal; Pyrilamine belongs to Respiratory.

Nível de evidência: Moderate

Por que acontece

Additive CNS depression through histamine H1 blockade and opioid receptor agonism.

O que fazer

Avoid unnecessary use of sedating antihistamines with opioids, or use lower doses and monitor sedation. Advise against driving and alcohol.

O que perguntar ao farmacêutico

  • 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?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Perguntas frequentes

Can I take Fentanyl with Pyrilamine?

MediHelp rates the interaction as moderate. Fentanyl and Pyrilamine 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. Pyrilamine is a sedating first-generation antihistamine, and fentanyl is an opioid. Together they increase drowsiness and psychomotor impairment and may add to respiratory depression.

How serious is the interaction between Fentanyl and Pyrilamine?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid unnecessary use of sedating antihistamines with opioids, or use lower doses and monitor sedation. Advise against driving and alcohol.

What other medicines interact with Fentanyl?

MediHelp also lists interactions of Fentanyl with, for example, Alvimopan, Isocarboxazid, Olanzapine / samidorphan. The full list is on the Fentanyl page.

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