Product image of Lenzetto (Estradiol) supplied by GNH India

Lenzetto

Active Ingredient:
Estradiol
Origin:
EU

Lenzetto (Estradiol)

Estradiol, the active ingredient in Lenzetto, is a estrogen presented as a transdermal patch for transdermal use. It treats menopausal vasomotor symptoms, prevents osteoporosis in postmenopausal women, and addresses hypoestrogenism.
GNH India supplies Lenzetto as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Gedeon Richter Plc.

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Indications & Clinical Uses

Lenzetto (estradiol) is used in hormone replacement therapy to address estrogen deficiency.

  • Menopausal vasomotor symptoms: reduction of hot flashes and night sweats.
  • Postmenopausal osteoporosis: prevention of bone loss and fracture risk.
  • Hypoestrogenism: restoration of estrogen levels in women with deficient endogenous production.

How It Works

  • Estradiol binds to intracellular estrogen receptors (ERα and ERβ) and forms a hormone‑receptor complex that translocates to the nucleus. This complex interacts with estrogen response elements on DNA, modulating transcription of target genes and producing estrogenic effects in reproductive, skeletal, cardiovascular and central nervous system tissues.

Side Effects

Transdermal estradiol may cause a range of adverse reactions, varying in frequency and severity.

Common Side Effects

  • Skin irritation at application site: redness, itching or rash.
  • Headache: mild to moderate intensity.
  • Nausea: occasional upset stomach.
  • Breast tenderness: mild swelling or discomfort.

Serious or Rare Side Effects

  • Thromboembolic events: deep vein thrombosis or pulmonary embolism.
  • Stroke: cerebrovascular accident.
  • Gallbladder disease: cholecystitis or gallstones.
  • Hormone‑dependent cancer progression: breast or endometrial cancer.

Precautions & Warnings

Before prescribing Lenzetto, clinicians should consider several safety factors.

  • Contraindication: known estrogen‑dependent tumor or active breast cancer.
  • Cardiovascular risk: avoid in women with history of thromboembolism or stroke.
  • Liver disease: use with caution in severe hepatic impairment.
  • Pregnancy: contraindicated; category X.
  • Smoking: advise cessation as risk of cardiovascular events increases.
  • Store at room temperature: keep patch in original pouch, protect from light and moisture, do not expose to temperatures above 30 °C.

Avoid Interactions

Estradiol can interact with several drug classes, requiring careful management.

Major Interactions (Avoid)

  • Anticoagulants (warfarin): may increase clotting risk.
  • CYP3A4 inhibitors (ketoconazole, itraconazole): can raise estradiol levels.
  • Seizure medications (phenytoin, carbamazepine): may reduce estradiol efficacy.

Moderate Interactions (Monitor Closely)

  • Thyroid hormones: estradiol may affect thyroid‑binding globulin.
  • Antihypertensives: possible alteration of blood pressure control.
  • SSRIs (paroxetine, fluoxetine): may increase risk of nausea.

Frequently Asked Questions

Lenzetto is a transdermal estradiol patch indicated for relief of menopausal vasomotor symptoms such as hot flashes, for prevention of osteoporosis in postmenopausal women, and for treatment of hypoestrogenism where endogenous estrogen production is insufficient.

Estradiol in Lenzetto penetrates the skin and enters the bloodstream, where it binds to estrogen receptors (ERα and ERβ). The hormone‑receptor complex then regulates gene transcription, producing estrogenic effects that alleviate menopausal symptoms, support bone density, and restore normal hormonal balance.

The specific dose and patch change interval for Lenzetto are determined by the prescribing clinician based on the individual’s clinical condition, age, and response to therapy. Patients should follow the prescriber’s instructions and not alter the dosing schedule on their own.

Lenzetto is classified as pregnancy category X, meaning it is contraindicated during pregnancy because estrogen can harm the developing fetus. It is also not recommended for breastfeeding women, as estradiol may pass into breast milk and affect the infant.

To order Lenzetto, 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.

Compared with oral estrogen tablets, the transdermal patch delivers estradiol directly through the skin, bypassing first‑pass hepatic metabolism. This can result in more stable serum levels and a lower impact on liver‑produced clotting factors, potentially reducing the risk of certain cardiovascular side effects.

Lenzetto patches should be stored at room temperature, protected from light and moisture, and kept in their original packaging. Do not expose the patches to temperatures above 30 °C or to direct sunlight, as extreme conditions may affect drug potency.

Lenzetto is applied to clean, dry, intact skin on the lower abdomen, buttock, or upper arm. The patch is typically worn for a week and then replaced with a new one at the same time each week. Patients should rotate application sites to minimize skin irritation.

Serious risks include thromboembolic events such as deep‑vein thrombosis or pulmonary embolism, stroke, gallbladder disease, and possible progression of estrogen‑dependent cancers (breast or endometrial). Patients should seek immediate medical attention if they experience sudden leg pain, shortness of breath, severe headache, or abnormal vaginal bleeding.

Lenzetto should not be used by women with known estrogen‑dependent tumors, active breast cancer, a history of thromboembolic disorders, uncontrolled hypertension, severe liver disease, or those who are pregnant or breastfeeding. It is also contraindicated in individuals with unexplained vaginal bleeding.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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