Product image of Letrozol Beta (Letrozole) supplied by GNH India

Letrozol Beta

Active Ingredient:
Letrozole
Origin:
EU

Letrozol Beta (Letrozole)

Letrozole, the active ingredient in Letrozol Beta, is a aromatase inhibitor presented as an oral tablet for oral use. It is indicated for the treatment of postmenopausal hormone receptor‑positive breast cancer and for adjuvant therapy in early‑stage disease.
GNH India supplies Letrozol Beta as a licensed, GDP‑compliant international pharmaceutical supplier serving oncology centres worldwide.

Manufacturer / TM Owner

Betapharm Arzneimittel Gmbh

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Indications & Clinical Uses

Letrozol Beta is an aromatase inhibitor used in the management of hormone‑dependent breast cancer.

  • Postmenopausal hormone receptor‑positive breast cancer: reduces tumour growth by lowering estrogen levels.
  • Adjuvant treatment of early‑stage breast cancer: lowers risk of disease recurrence after surgery.
  • Metastatic hormone receptor‑positive breast cancer: helps control disease progression in advanced cases.

How It Works

  • Letrozole selectively inhibits the enzyme aromatase, a non‑steroidal reversible blocker that prevents the peripheral conversion of androgens to estrogens. By decreasing circulating estrogen, it deprives estrogen‑dependent tumor cells of growth stimulation, thereby inhibiting proliferation of hormone‑sensitive breast cancer cells.

Side Effects

Adverse reactions may occur with Letrozol Beta and are categorized by frequency.

Common Side Effects

  • Hot flashes
  • Joint and muscle pain
  • Fatigue
  • Nausea
  • Headache
  • Dizziness

Serious or Rare Side Effects

  • Severe liver injury
  • Bone fracture or osteoporosis
  • Pulmonary embolism
  • Anaphylactic or severe allergic reaction
  • QT interval prolongation
  • Significant cholesterol elevation

Precautions & Warnings

Before initiating Letrozol Beta, clinicians should consider several safety measures.

  • Bone health monitoring: assess baseline bone mineral density and consider calcium/vitamin D supplementation.
  • Liver function assessment: evaluate hepatic enzymes prior to therapy.
  • Cardiovascular risk evaluation: review history of thromboembolic events.
  • Avoid use in premenopausal women unless ovarian suppression is confirmed.
  • Use with caution in patients with hepatic impairment.
  • Store at room temperature: keep in the original container, protect from moisture and light.

Avoid Interactions

Letrozol Beta may interact with other medicines, requiring attention to the interaction strength.

Major Interactions (Avoid)

  • Concomitant estrogen therapy: may counteract aromatase inhibition.
  • Strong CYP3A4 inducers (e.g., rifampin, carbamazepine): reduce letrozole exposure.
  • Tamoxifen: antagonistic effect on estrogen pathways.

Moderate Interactions (Monitor Closely)

  • CYP2C19 inhibitors (e.g., fluconazole): may increase plasma levels.
  • Warfarin: potential alteration of anticoagulant effect.
  • Selective serotonin reuptake inhibitors (SSRIs): monitor for additive fatigue or dizziness.

Frequently Asked Questions

Letrozol Beta contains letrozole, an aromatase inhibitor prescribed for postmenopausal women with hormone receptor‑positive breast cancer, including adjuvant treatment of early‑stage disease and management of metastatic disease.

Letrozole blocks the aromatase enzyme, which converts androgens to estrogens. By reducing estrogen production, it deprives estrogen‑dependent cancer cells of a growth signal, slowing tumor progression.

The specific dose of Letrozol Beta is determined by the prescribing physician based on the patient’s clinical condition, treatment setting, and regulatory guidelines. Patients should follow the prescriber’s instructions.

Letrozole is contraindicated in pregnancy and is not recommended for breastfeeding women because it can affect fetal and infant hormone balance. Women of childbearing potential should use effective contraception during treatment.

To order Letrozol Beta, submit an enquiry on the product page at gnhindia.com with 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.

Letrozol Beta (letrozole) is a non‑steroidal aromatase inhibitor with a long half‑life, offering once‑daily dosing. Compared with anastrozole, it may provide slightly higher estrogen suppression, while exemestane is a steroidal inhibitor with a different metabolic profile.

Letrozol Beta should be stored at room temperature, below 25 °C, in the original packaging to protect it from moisture and light. Keep the product out of reach of children.

Letrozol Beta is taken orally, usually as a tablet swallowed whole with water. It is typically taken once daily, with or without food, as directed by the healthcare provider.

Serious risks include severe liver injury, osteoporosis leading to fractures, pulmonary embolism, and rare allergic reactions such as anaphylaxis. Patients should be monitored regularly for these events.

Letrozol Beta should not be used in premenopausal women who are not ovarian‑suppressed, in pregnant or breastfeeding individuals, and in patients with known hypersensitivity to letrozole or any excipients.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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