Product image of Metformin Actavis (Metformin Hydrochloride) supplied by GNH India

Metformin Actavis

Active Ingredient:
Metformin Hydrochloride
Origin:
EU

Metformin Actavis (Metformin Hydrochloride)

Metformin, the active ingredient in Metformin Actavis, is a biguanide presented as a tablet for oral use. It decreases hepatic glucose production and improves peripheral insulin sensitivity, helping to control hyperglycemia in adults diagnosed with type 2 diabetes mellitus.

GNH India supplies Metformin Actavis as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, ensuring consistent quality, regulatory compliance and reliable supply chain management for healthcare providers.

Manufacturer / TM Owner

Actavis Group Ptc Ehf.

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Indications & Clinical Uses

  • Metformin acts on glucose metabolism and is primarily used in the management of type 2 diabetes and related disorders.
  • Type 2 diabetes mellitus: improves glycaemic control by lowering fasting and post‑prandial glucose levels.
  • Prediabetes (impaired fasting glucose): helps delay progression to overt diabetes when combined with lifestyle measures.
  • Polycystic ovary syndrome (off‑label): may improve insulin resistance and menstrual regularity in affected women.

How It Works

  • Metformin reduces hepatic gluconeogenesis, decreases intestinal glucose absorption, and enhances peripheral tissue uptake of glucose by increasing insulin receptor tyrosine kinase activity. These actions collectively improve insulin sensitivity without stimulating insulin secretion, leading to lower blood glucose concentrations in patients with type 2 diabetes.

Side Effects

Metformin is generally well tolerated, but a range of adverse reactions has been reported.

Common Side Effects

  • Gastrointestinal upset: nausea, abdominal discomfort, and diarrhoea.
  • Metallic taste: transient alteration in taste perception.
  • Weight loss: modest reduction in body weight.
  • Vitamin B12 deficiency: decreased absorption with long‑term use.
  • Lactic acidosis (rare): accumulation of lactate in susceptible individuals.

Serious or Rare Side Effects

  • Severe hypoglycaemia: usually when combined with other glucose‑lowering agents.
  • Hepatic dysfunction: elevated liver enzymes in rare cases.
  • Skin reactions: rash or urticaria.
  • Acute pancreatitis: extremely uncommon but reported.
  • Allergic reactions: anaphylaxis or angioedema in very rare instances.

Precautions & Warnings

Metformin should be used with attention to patient‑specific factors and monitoring requirements.

  • Renal function: avoid or adjust dose in patients with impaired renal clearance.
  • Hepatic disease: use cautiously as liver dysfunction may increase lactate risk.
  • Cardiovascular status: monitor in patients with unstable heart failure.
  • Alcohol intake: limit consumption to reduce lactic acidosis risk.
  • Pregnancy and lactation: evaluate risk‑benefit; generally avoided unless clearly needed.
  • Store at ambient temperature: keep below 25 °C, retain in original container, protect from moisture and direct sunlight.

Avoid Interactions

Metformin may interact with several medicines, altering its efficacy or safety profile.

Major Interactions (Avoid)

  • Iodinated contrast agents: can precipitate acute renal failure, increasing lactic acidosis risk.
  • Cimetidine: may raise metformin plasma concentrations.
  • Certain antiretrovirals (e.g., didanosine): increase risk of lactic acidosis.

Moderate Interactions (Monitor Closely)

  • Diuretics: may affect renal clearance of metformin.
  • Beta‑blockers: can mask hypoglycaemia symptoms.
  • ACE inhibitors/ARBs: monitor renal function when combined.
  • Thyroid hormones: may require dose adjustment.
  • Oral contraceptives: may slightly increase metformin levels.

Frequently Asked Questions

Metformin Actavis is an oral antidiabetic medication indicated for the treatment of type 2 diabetes mellitus. It helps lower elevated blood glucose by improving the body’s response to insulin and reducing glucose production in the liver.

Metformin works primarily by inhibiting hepatic gluconeogenesis, decreasing intestinal absorption of glucose, and enhancing peripheral insulin sensitivity. These mechanisms together reduce circulating glucose levels without stimulating insulin secretion.

The dosage of Metformin Actavis is individualized by the prescribing clinician based on the patient’s glycaemic targets, renal function, and tolerability. The prescriber determines the appropriate strength, frequency, and titration schedule.

Metformin is classified as pregnancy category B in many regions, meaning animal studies have not shown risk but adequate human data are lacking. It may be used during pregnancy when benefits outweigh risks, and limited data suggest it is excreted in breast milk in small amounts. Consultation with a healthcare professional is essential.

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 necessary import documentation.

Metformin belongs to the biguanide class and is often first‑line therapy because it does not cause weight gain and has a low risk of hypoglycaemia compared with sulfonylureas or insulin. Unlike DPP‑4 inhibitors or SGLT2 inhibitors, it primarily reduces hepatic glucose output rather than enhancing insulin secretion or renal glucose excretion.

Metformin Actavis tablets should be stored at ambient temperature, below 25 °C, in the original packaging to protect from moisture and light. Keep the container tightly closed and out of reach of children.

Metformin Actavis is taken orally, usually with meals to minimise gastrointestinal discomfort. Tablets should be swallowed whole with a glass of water; they are not intended for crushing, chewing, or dissolving unless specifically formulated for such use.

The most serious adverse reaction is lactic acidosis, a rare but potentially fatal condition that can occur in patients with severe renal impairment, hepatic disease, or excessive alcohol intake. Prompt medical attention is required if symptoms such as rapid breathing, muscle pain, or abdominal discomfort develop.

Metformin is contraindicated in individuals with known hypersensitivity to metformin, severe renal impairment (eGFR <30 mL/min/1.73 m²), acute or chronic metabolic acidosis, and in patients receiving iodinated contrast media for imaging studies unless renal function is re‑evaluated afterward.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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