Product image of Ormidol (Atenolol) supplied by GNH India

Ormidol

Active Ingredient:
Atenolol
Origin:
EU

Ormidol (Atenolol)

Atenolol, the active ingredient in Ormidol, is a beta‑blocker presented as a tablet oral for oral use. It treats hypertension and angina in adults.

GNH India supplies Ormidol as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Belupo D.D.

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Indications & Clinical Uses

Atenolol is a beta‑blocker used in cardiovascular disease management.

  • Hypertension: lowers elevated blood pressure and reduces cardiovascular risk.
  • Angina pectoris: decreases frequency and severity of chest pain episodes.
  • Cardiac arrhythmias: controls heart rate in supraventricular tachycardia.
  • Post‑myocardial infarction: improves long‑term survival and reduces recurrence risk.

How It Works

  • Atenolol selectively blocks β1‑adrenergic receptors in cardiac tissue, reducing sympathetic stimulation. This leads to decreased heart rate, contractility, and cardiac output, which lowers blood pressure and myocardial oxygen demand. By limiting catecholamine effects, it stabilises cardiac rhythm and diminishes the workload on the heart.

Side Effects

Atenolol may cause a range of adverse reactions, from mild to serious.

Common Side Effects

  • Fatigue or tiredness
  • Cold extremities (hands and feet)
  • Dizziness or light‑headedness
  • Headache
  • Bradycardia (slow heart rate)
  • Mild gastrointestinal upset (nausea, abdominal discomfort)

Serious or Rare Side Effects

  • Severe bradycardia or heart block
  • Bronchospasm, especially in patients with asthma or COPD
  • Marked hypotension
  • Masking of hypoglycaemia symptoms in diabetic patients
  • Allergic reactions (rash, itching, angioedema)
  • Depression or mood changes

Precautions & Warnings

Before initiating Atenolol, consider the following safety measures.

  • Blood pressure monitoring: ensure baseline measurements and regular follow‑up.
  • Cardiac function assessment: evaluate for existing conduction abnormalities.
  • Respiratory caution: avoid in uncontrolled asthma or severe COPD.
  • Renal impairment: dose adjustment may be required in reduced kidney function.
  • Discontinuation: taper gradually to prevent rebound hypertension.
  • Store at room temperature: keep in the original container, protect from moisture and direct sunlight.

Avoid Interactions

Atenolol can interact with several medicines; awareness helps prevent adverse outcomes.

Major Interactions (Avoid)

  • Calcium‑channel blockers (verapamil, diltiazem): may cause excessive AV‑node depression.
  • Antidiabetic agents (insulin, sulfonylureas): risk of unrecognised hypoglycaemia.
  • Clonidine: abrupt withdrawal after Atenolol can precipitate severe hypertension.

Moderate Interactions (Monitor Closely)

  • NSAIDs: may attenuate antihypertensive effect.
  • Digoxin: increased serum levels leading to toxicity.
  • Selective serotonin reuptake inhibitors (SSRIs): potential additive bradycardia.
  • Non‑selective beta‑blockers: additive β‑blockade may enhance cardiac depression.

Frequently Asked Questions

Ormidol contains atenolol, a beta‑blocker indicated for the management of hypertension, angina pectoris, certain cardiac arrhythmias, and for secondary prevention after myocardial infarction. It works by reducing heart rate and blood pressure, thereby lowering cardiac workload.

Atenolol selectively blocks β1‑adrenergic receptors in the heart, diminishing the effects of adrenaline and noradrenaline. This reduces heart rate, contractility, and cardiac output, leading to lower blood pressure and decreased oxygen demand by the myocardium.

The appropriate dose of Ormidol is determined by the prescribing healthcare professional based on the patient’s medical condition, response to therapy, and other individual factors. Patients should follow the prescriber’s instructions and not adjust the dose on their own.

Atenolol is generally classified as pregnancy category D, indicating potential risk to the fetus, especially in the third trimester. It is excreted in breast milk, so breastfeeding mothers should discuss alternatives with their healthcare provider.

To request Ormidol, 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 necessary import documentation.

Atenolol is cardio‑selective, meaning it primarily blocks β1 receptors, which can result in fewer respiratory side effects compared with non‑selective beta‑blockers like propranolol. Its relatively long half‑life allows once‑daily dosing, but individual response and tolerability vary.

Ormidol tablets should be stored at room temperature, below 25 °C, in the original packaging to protect from moisture and light. Keep the product out of reach of children and avoid storing in humid or excessively hot environments.

Ormidol is taken orally, usually with or without food, as directed by the prescriber. Swallow the tablet whole with a glass of water; do not crush or chew unless specifically instructed.

Serious adverse events can include severe bradycardia, heart block, marked hypotension, bronchospasm in patients with asthma or COPD, and masking of hypoglycaemia symptoms in diabetic individuals. Immediate medical attention is required if any of these occur.

Ormidol is contraindicated in patients with known hypersensitivity to atenolol or other beta‑blockers, those with severe bradycardia, second‑ or third‑degree heart block without a pacemaker, and individuals with uncompensated heart failure or severe asthma/COPD.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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