Product image of Metamizol Kalceks (Metamizole Sodium Monohydrate) supplied by GNH India

Metamizol Kalceks

Active Ingredient:
Metamizole Sodium Monohydrate
Origin:
EU

Metamizol Kalceks (Metamizole Sodium Monohydrate)

Metamizole sodium, the active ingredient in Metamizol Kalceks, is a non‑opioid analgesic (pyrazolone) presented as an injectable solution for intramuscular or intravenous use. It is employed to relieve moderate to severe pain and to reduce high fever in adult patients.

GNH India supplies Metamizol Kalceks as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides reliable global logistics for this essential analgesic. Ensuring consistent availability across diverse markets.

Manufacturer / TM Owner

Kalceks

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Indications & Clinical Uses

Metamizole sodium is used for conditions involving pain and fever, acting as a potent non‑opioid analgesic and antipyretic.

  • Pain: provides rapid analgesic relief in acute and postoperative settings
  • Fever: lowers elevated body temperature in high‑grade febrile states
  • Post‑operative pain: helps control pain after surgical procedures

How It Works

  • Metamizole sodium exerts its effect by inhibiting cyclooxygenase enzymes, leading to reduced synthesis of prostaglandins that mediate pain and fever. Although the exact pathway is not fully elucidated, the drug also modulates central pain pathways and may affect peripheral nociceptor activity, contributing to its analgesic and antipyretic properties. These actions result in a swift decrease of temperature and alleviation of discomfort without engaging opioid receptors.

Side Effects

Metamizole sodium may be associated with a range of adverse reactions, varying from mild to potentially life‑threatening.

Common Side Effects

  • Injection site pain
  • Nausea
  • Vomiting
  • Dizziness

Serious or Rare Side Effects

  • Agranulocytosis
  • Severe skin reactions (Stevens‑Johnson syndrome)
  • Anaphylactic shock

Precautions & Warnings

Metamizole Kalceks should be used with caution in several clinical situations.

  • Renal impairment: monitor kidney function and adjust use
  • Hepatic disease: use with caution and observe liver enzymes
  • History of blood disorders: avoid or conduct regular blood counts
  • Concomitant use with other myelosuppressive drugs: increase risk of agranulocytosis
  • Pregnancy and lactation: only if benefits outweigh risks
  • Store at ambient temperature: keep in original container, protect from moisture and light

Avoid Interactions

Metamizole sodium can interact with several medication classes.

Major Interactions (Avoid)

  • Concurrent use with other pyrazolones: heightened risk of severe blood dyscrasias
  • Combination with ACE inhibitors: may potentiate hypotensive effects
  • Co‑administration with other NSAIDs: increased renal toxicity

Moderate Interactions (Monitor Closely)

  • Use with anticoagulants: monitor bleeding parameters
  • Interaction with lithium: monitor serum lithium levels
  • Co‑administration with diuretics: watch electrolyte balance

Frequently Asked Questions

Metamizol Kalceks contains metamizole sodium, a non‑opioid analgesic and antipyretic. It is prescribed to manage moderate to severe pain, such as postoperative or acute pain, and to reduce high fever when other treatments are insufficient.

Metamizole sodium works primarily by inhibiting cyclooxygenase enzymes, which reduces prostaglandin production. This decrease in prostaglandins lessens pain signaling and lowers the hypothalamic set‑point for temperature, providing analgesic and antipyretic effects.

The dosage of Metamizol Kalceks is determined by the prescribing clinician based on the patient’s condition, age, weight, and response. Healthcare professionals adjust the amount and frequency to achieve effective pain relief or fever control.

Safety data for metamizole sodium during pregnancy and lactation are limited, and the product is classified as having an unknown pregnancy category. It should only be used when the potential benefit justifies any possible risk to the fetus or infant, and under medical supervision.

To order Metamizol Kalceks, submit an enquiry on the product page at gnhindia.com with the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details (including any cold‑chain requirements) and necessary import documentation.

Metamizole belongs to the pyrazolone class and offers strong analgesic and antipyretic effects without engaging opioid receptors. Compared with NSAIDs, it may have a lower risk of gastrointestinal irritation but carries a unique risk of blood dyscrasias such as agranulocytosis, which is not typical for many other non‑opioid analgesics.

Metamizol Kalceks should be stored at ambient temperature, preferably below 25 °C, in its original packaging. Protect the product from moisture, direct sunlight, and physical damage. Follow standard aseptic techniques when preparing for intramuscular or intravenous administration.

Metamizol Kalceks is supplied as an injectable solution for intramuscular or intravenous injection. The route, volume, and rate of administration are determined by the prescriber, who may choose a single dose or repeated dosing based on the clinical situation.

The most serious adverse reactions include agranulocytosis, severe skin disorders such as Stevens‑Johnson syndrome, and anaphylactic shock. These events are rare but can be life‑threatening, requiring immediate medical attention and discontinuation of the drug.

Patients with a known hypersensitivity to metamizole or other pyrazolones, those with a history of severe blood disorders, and individuals currently receiving other myelosuppressive agents should avoid Metamizol Kalceks. Caution is also advised for patients with significant renal or hepatic impairment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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