Product image of Metformina Pharmakern (Metformin Hydrochloride) supplied by GNH India

Metformina Pharmakern

Active Ingredient:
Metformin Hydrochloride
Origin:
EU

Metformina Pharmakern (Metformin Hydrochloride)

Metformin, the active ingredient in Metformina Pharmakern, is a Biguanide presented as an oral tablet for oral use. It lowers elevated blood glucose by improving insulin sensitivity and is indicated for the management of type 2 diabetes mellitus in adult patients.

GNH India supplies Metformina Pharmakern 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 distribution for this essential antidiabetic medication. Customers benefit from consistent batch release and comprehensive regulatory support.

Manufacturer / TM Owner

Pharmakern Portugal – Produtos Farmacêuticos, Sociedade Unipessoal, Lda.

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Indications & Clinical Uses

  • Metformin is used to improve glycemic control in disorders related to insulin resistance and hyperglycemia.
  • Type 2 diabetes mellitus: improves blood glucose levels when combined with diet and exercise
  • Prediabetes (impaired glucose tolerance): may delay progression to type 2 diabetes
  • Polycystic ovary syndrome (PCOS): helps improve insulin sensitivity and menstrual regularity

How It Works

  • Metformin primarily inhibits hepatic gluconeogenesis by activating AMP‑activated protein kinase (AMPK), which reduces glucose production. It also enhances peripheral glucose uptake in muscle and adipose tissue by increasing insulin‑mediated signaling and decreases intestinal absorption of glucose. These actions collectively lower fasting and post‑prandial blood glucose without directly stimulating insulin secretion. The drug does not undergo significant metabolism and is excreted unchanged by the kidneys, which contributes to its safety profile.

Side Effects

Metformin may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects

  • Gastrointestinal upset: nausea, abdominal discomfort, and loss of appetite
  • Diarrhea: frequent loose stools, especially during treatment initiation
  • Metallic taste: transient alteration of taste perception
  • Weight loss: modest reduction in body weight

Serious or Rare Side Effects

  • Lactic acidosis: rare but life‑threatening accumulation of lactate
  • Severe skin reactions: such as Stevens‑Johnson syndrome or toxic epidermal necrolysis
  • Hepatic dysfunction: marked elevation of liver enzymes

Precautions & Warnings

When prescribing Metformina Pharmakern, clinicians should consider several safety factors to minimize risk.

  • Renal function: assess eGFR before initiating and monitor periodically
  • Hepatic disease: avoid in patients with severe liver impairment
  • Alcohol consumption: limit intake to reduce risk of lactic acidosis
  • Iodinated contrast procedures: discontinue metformin temporarily before and after imaging
  • Pregnancy: use only if potential benefit justifies potential risk to fetus
  • Store at ambient temperature: keep in original container, protect from moisture

Avoid Interactions

Metformin can interact with various medicines, affecting its concentration or increasing adverse effect risk.

Major Interactions (Avoid)

  • Iodinated contrast agents: may precipitate acute renal failure and lactic acidosis
  • Cimetidine: increases metformin plasma levels, raising toxicity risk
  • Alcohol: excessive intake heightens lactic acidosis potential

Moderate Interactions (Monitor Closely)

  • Beta‑blockers: can mask hypoglycemia symptoms
  • Diuretics (especially thiazides): may impair renal clearance of metformin
  • ACE inhibitors or ARBs: monitor renal function and electrolytes during combined use

Frequently Asked Questions

Metformina Pharmakern contains metformin hydrochloride and is prescribed to improve blood glucose control in adults with type 2 diabetes mellitus. It is used as part of a comprehensive management plan that includes diet, exercise, and regular monitoring of glycemic status.

Metformin lowers blood sugar primarily by activating AMP‑activated protein kinase, which suppresses hepatic glucose production. It also enhances peripheral uptake of glucose in muscle and fat tissues and reduces intestinal glucose absorption, thereby improving overall insulin sensitivity without stimulating insulin release.

The exact dosage of Metformina Pharmakern is determined by the prescribing healthcare professional based on the individual’s renal function, glycemic targets, and tolerance. The prescriber will select an appropriate starting dose and may adjust it during follow‑up visits.

Metformin crosses the placenta and is classified as a pregnancy category where benefits must outweigh potential risks. It may be continued in pregnancy if deemed necessary by the obstetrician. Limited data exist for breastfeeding, and the decision should be made by the clinician after evaluating infant exposure.

To place an order, submit an enquiry on the product page at gnhindia.com specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any required import documentation.

Metformin belongs to the biguanide class and differs from sulfonylureas, which stimulate insulin release and carry a higher risk of hypoglycemia. Metformin does not cause hypoglycemia when used alone, has a favorable weight profile, and is generally considered first‑line therapy for type 2 diabetes.

Metformina Pharmakern should be stored at ambient temperature, preferably below 25 °C, in its original packaging to protect it from moisture and light. Keep the product out of reach of children and do not use it after the expiry date printed on the label.

The medication is taken orally, usually with meals to reduce gastrointestinal discomfort. Tablets should be swallowed whole with a full glass of water. Patients should follow the dosing schedule prescribed by their healthcare provider and not crush or split extended‑release formulations unless instructed.

The most critical adverse effect is lactic acidosis, a rare but potentially fatal condition that can occur in patients with severe renal impairment, hepatic disease, or excessive alcohol intake. Other serious concerns include severe skin reactions such as Stevens‑Johnson syndrome and marked liver enzyme elevations.

Metformina Pharmakern is contraindicated in patients with known hypersensitivity to metformin, severe renal impairment (eGFR < 30 mL/min/1.73 m²), acute or chronic metabolic acidosis, and in those receiving radiographic contrast studies that may affect renal function without appropriate precautions.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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