Europe — EMA
Naloxone Cloridrato Adulti Galenica Senese (Naloxone Hydrochloride Dihydrate)
GNH USA supplies Naloxone Cloridrato Adulti Galenica Senese (Naloxone), an opioid antagonist for opioid overdose and respiratory depression reversal.
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What is Naloxone Hydrochloride Dihydrate?
Naloxone, the active ingredient in Naloxone Cloridrato Adulti Galenica Senese, is an opioid antagonist presented as a sterile injectable solution for intramuscular, intravenous, and subcutaneous use. It rapidly reverses opioid‑induced respiratory depression and sedation in adult patients experiencing an opioid overdose.
GNH USA supplies Naloxone Cloridrato Adulti Galenica Senese as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Naloxone Hydrochloride Dihydrate used for?
Naloxone is an opioid antagonist used in emergency situations to counteract the effects of opioid toxicity. It acts on the opioid pathway to restore normal breathing and consciousness.
- Opioid overdose: quickly reverses life‑threatening respiratory depression. - Opioid‑induced respiratory depression: restores adequate ventilation in patients receiving opioid analgesia. - Acute opioid toxicity: normalizes level of consciousness and vital signs.
What are the side effects of Naloxone Hydrochloride Dihydrate?
Naloxone is generally well tolerated, but adverse reactions can occur.
Common Side Effects: - Nausea - Vomiting - Sweating - Headache - Agitation - Elevated blood pressure
Serious or Rare Side Effects: - Severe hypertension - Cardiac arrhythmia - Seizures - Anaphylaxis - Pulmonary edema - Local injection site reactions
What precautions apply to Naloxone Hydrochloride Dihydrate?
Naloxone should be used with careful clinical assessment and monitoring.
- Airway assessment: confirm patency before administration. - Confirm opioid overdose: ensure the clinical scenario warrants antagonism. - Vital sign monitoring: observe respiratory rate, heart rate, and blood pressure after dosing. - Cardiovascular caution: use lower initial doses in patients with known heart disease. - Re‑dosing vigilance: avoid repeated high doses without medical supervision. - Store at ambient temperature: keep in original container, protect from light and moisture.
What does Naloxone Hydrochloride Dihydrate interact with?
Naloxone may interact with other medications that affect the central nervous system or cardiovascular function.
Major Interactions (Avoid): - Concomitant potent opioids: can precipitate severe withdrawal symptoms. - Mixed agonist‑antagonist opioids (e.g., buprenorphine): may eliminate analgesic effect. - Monoamine oxidase inhibitors: rare risk of hypertensive crisis.
Moderate Interactions (Monitor Closely): - Sedatives or benzodiazepines: may enhance CNS depression after naloxone wears off. - Beta‑blockers or other cardiovascular drugs: may mask tachycardia. - Antidepressants (SSRIs, SNRIs): potential impact on serotonin pathways.



