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Does Pentazocine Hydrochloride And Naloxone Hydrochloride Interact with Gabapentin?

Pentazocine Hydrochloride And Naloxone Hydrochloride and Gabapentin have a major drug interaction according to U.S. FDA drug labeling data. Concomitant use can increase risk of hypotension, respiratory depression, profound sedation, coma, and death due to additive CNS depressant effects. The mechanism involves additive pharmacologic effect. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Major
Pentazocine Hydrochloride And Naloxone Hydrochloride Class
Partial Opioid Agonist/Antagonist
Management
Close medical supervision required
Data Source
U.S. FDA via OpenFDA

How This Interaction Works

The interaction between Pentazocine Hydrochloride And Naloxone Hydrochloride and Gabapentin occurs because additive pharmacologic effect. Clinically, this means concomitant use can increase risk of hypotension, respiratory depression, profound sedation, coma, and death due to additive cns depressant effects. This is classified as a major interaction, meaning it could cause serious harm if not properly managed. Your healthcare provider may need to adjust dosages, substitute one medication, or increase monitoring frequency.

What To Tell Your Doctor or Pharmacist

If you are taking Pentazocine Hydrochloride And Naloxone Hydrochloride and your doctor is considering prescribing Gabapentin (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Ask how frequently you should be monitored while these are co-prescribed
  • Ask whether any dosage adjustments are needed
  • Never stop or change either medication without first consulting your healthcare provider
💊 Pentazocine Hydrochloride And Naloxone Hydrochloride(Pentazocine And Naloxone)+💊 Gabapentin(Gabapentin)

Severity & Interaction Details

⚠️
major
Use with caution — major interaction
Serious risk of clinically significant harm. Generally avoid; if used, monitor closely.
Severity scale
MinorContra
On record
Yes
Drug A class
Partial Opioid Agonist/Antagonist
Drug B class
—
Source
NLP:pentazocine hydrochloride and naloxone hydrochloride

What this means in plain English

Concomitant use can increase risk of hypotension, respiratory depression, profound sedation, coma, and death due to additive CNS depressant effects.

What the FDA label says

"Additive pharmacologic effect"

📖 Source: NLP:pentazocine hydrochloride and naloxone hydrochloride

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Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine. For informational purposes only. Always consult your pharmacist or physician.