Europe — EMA
Palexia (Tapentadol)
GNH USA supplies Palexia (Tapentadol), an opioid analgesic for moderate to severe acute and chronic pain. Request a quote for global supply.
International sale not permitted. Listed for the domestic market and B2B only.
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What is Tapentadol?
Tapentadol, the active ingredient in Palexia, is an opioid analgesic presented as a strength/form for oral use. It is indicated for the management of moderate to severe acute pain in adults. GNH USA supplies Palexia as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
GNH USA supplies Palexia as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Tapentadol used for?
Tapentadol is used in the management of pain through its action on the central nervous system.
- Acute postoperative pain: provides analgesia after surgical procedures. - Chronic musculoskeletal pain: helps control persistent pain from conditions such as osteoarthritis. - Cancer‑related pain: used as part of a multimodal regimen for malignant disease‑associated pain.
What are the side effects of Tapentadol?
Tapentadol may cause a range of adverse reactions, most of which are dose‑dependent and reversible.
Common Side Effects: - Nausea - Constipation - Dizziness - Somnolence - Headache - Dry mouth
Serious or Rare Side Effects: - Respiratory depression - Seizures - Severe hypotension - Allergic reactions such as rash or angio‑edema - Serotonin syndrome (when combined with serotonergic agents) - Adrenal insufficiency
What precautions apply to Tapentadol?
When using Palexia, several precautions should be considered to ensure safe and effective therapy.
- Assess pain severity: confirm that the pain level warrants opioid treatment. - Evaluate respiratory function: patients with compromised breathing need close monitoring. - Review medical history: consider prior opioid use, substance abuse, or psychiatric conditions. - Monitor for drug dependence: watch for signs of tolerance, misuse, or addiction. - Adjust for renal or hepatic impairment: dose may need modification in organ dysfunction. - Store at ambient temperature: keep in the original packaging, protect from moisture and direct sunlight.
What does Tapentadol interact with?
Tapentadol can interact with several medication classes, influencing its safety and efficacy.
Major Interactions (Avoid): - MAO inhibitors: risk of hypertensive crisis. - CNS depressants: increased risk of respiratory depression and sedation. - Serotonergic drugs: potential for serotonin syndrome.
Moderate Interactions (Monitor Closely): - CYP2D6 inhibitors: may alter tapentadol metabolism. - Diuretics: can enhance hypotensive effects. - Antihistamines: may increase sedation. - Alcohol: additive central nervous system depression.



