Europe — EMA
Novalgin (Metamizole Sodium Monohydrate)
GNH USA supplies Novalgin (Metamizole Sodium), a pyrazolone analgesic for pain and fever, for hospitals and pharmacies. Request a quote for global supply.
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What is Metamizole Sodium Monohydrate?
Metamizole Sodium, the active ingredient in Novalgin, is a pyrazolone analgesic presented as an oral formulation for oral use. It treats pain and fever in adults.
GNH USA supplies Novalgin as a licensed, GDP-compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Metamizole Sodium Monohydrate used for?
Metamizole Sodium is a pyrazolone analgesic used to manage pain and fever.
Pain: provides effective analgesia for moderate to severe pain Fever: reduces elevated body temperature in febrile conditions Postoperative pain: helps control pain after surgical procedures Visceral colic: alleviates spasm-related abdominal discomfort
What are the side effects of Metamizole Sodium Monohydrate?
Metamizole Sodium may cause a range of adverse reactions, varying from mild to serious.
Common Side Effects: - Nausea - Vomiting - Dizziness - Headache - Mild skin rash - Low blood pressure
Serious or Rare Side Effects: - Agranulocytosis (severe drop in white blood cells) - Severe allergic reactions such as anaphylaxis - Blood dyscrasias including thrombocytopenia - Hepatic dysfunction - Renal impairment - Stevens‑Johnson syndrome
What precautions apply to Metamizole Sodium Monohydrate?
Before prescribing Metamizole Sodium, consider the following precautions to ensure safe use.
Assess blood counts: Perform baseline and periodic complete blood count monitoring Use with caution in renal or hepatic impairment: Adjust dose or avoid if severe dysfunction Avoid in known hypersensitivity: Do not prescribe to patients with previous allergic reactions to pyrazolones Monitor for signs of infection: Promptly evaluate fever or sore throat indicating possible agranulocytosis Do not use in children unless specifically indicated: Pediatric use requires careful risk assessment Store at ambient temperature: keep in the original pack, protect from moisture
What does Metamizole Sodium Monohydrate interact with?
Metamizole Sodium can interact with other medicines; some interactions require avoidance while others need close monitoring.
Major Interactions (Avoid): - Concurrent use with other myelotoxic agents (e.g., chemotherapy) may increase risk of severe blood disorders - Combination with anticoagulants (e.g., warfarin) can enhance bleeding risk - Co‑administration with other NSAIDs or COX inhibitors raises the chance of agranulocytosis and gastrointestinal toxicity
Moderate Interactions (Monitor Closely): - ACE inhibitors may potentiate hypotensive effects - Diuretics can exacerbate electrolyte disturbances - Alcohol may increase central nervous system depression - Certain antiepileptic drugs may alter Metamizole metabolism



