Europe — EMA
Novaminsulfon-Ratiopharm (Metamizole Sodium Monohydrate)
GNH USA supplies Novaminsulfon-Ratiopharm (Metamizole Sodium), a non‑opioid analgesic for pain relief, fever reduction and post‑operative analgesia.
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What is Metamizole Sodium Monohydrate?
Metamizole sodium, the active ingredient in Novaminsulfon‑Ratiopharm, is a pyrazolone non‑opioid analgesic presented as a sterile solution for intramuscular and intravenous use. It is employed to relieve moderate to severe pain and to reduce fever in adult patients. GNH USA supplies Novaminsulfon‑Ratiopharm as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Metamizole Sodium Monohydrate used for?
Novaminsulfon‑Ratiopharm, a non‑opioid analgesic, is used in conditions where pain or fever require rapid control. - Pain relief: provides effective analgesia for acute postoperative or traumatic pain. - Fever reduction: lowers elevated body temperature in febrile states. - Post‑operative analgesia: supports pain management after surgical procedures. - Colic: alleviates severe abdominal pain associated with colic syndromes.
What are the side effects of Metamizole Sodium Monohydrate?
Metamizole sodium may cause a range of adverse reactions. Monitoring patients for any signs of side effects is essential.
Common Side Effects: - Nausea: mild to moderate stomach upset. - Dizziness: transient light‑headedness. - Hypotension: occasional drop in blood pressure after injection. - Injection site pain: local discomfort at the administration site. - Skin rash: mild erythema or itching.
Serious or Rare Side Effects: - Agranulocytosis: severe reduction in white blood cells, potentially life‑threatening. - Anaphylactic reaction: rapid onset of allergic symptoms requiring emergency care. - Stevens‑Johnson syndrome: severe skin and mucous membrane disorder. - Hepatic dysfunction: abnormal liver enzyme elevations. - Blood dyscrasias: rare hematologic abnormalities such as thrombocytopenia.
What precautions apply to Metamizole Sodium Monohydrate?
Before using Novaminsulfon‑Ratiopharm, clinicians should consider several safety measures. - Renal function assessment: adjust use in patients with impaired kidney function. - Blood count monitoring: regular hematologic checks to detect agranulocytosis early. - Hypersensitivity screening: avoid in individuals with known allergy to metamizole or related compounds. - Elderly caution: start with the lowest effective dose and monitor closely. - Concomitant NSAIDs: limit combined use to reduce risk of gastrointestinal and renal adverse effects. - Store at ambient temperature: keep in original packaging, protect from moisture and direct sunlight.
What does Metamizole Sodium Monohydrate interact with?
Metamizole sodium can interact with other medicines, influencing safety and efficacy.
Major Interactions (Avoid): - Myelosuppressive agents: concurrent use may markedly increase risk of severe blood dyscrasias. - Warfarin: potentiates anticoagulant effect, raising bleeding risk.
Moderate Interactions (Monitor Closely): - NSAIDs: additive gastrointestinal irritation and renal impairment. - Corticosteroids: heightened susceptibility to infection. - Alcohol: may enhance hypotensive response. - ACE inhibitors: possible reduction in antihypertensive effect.



