Product image of Isotroin (Isotretinoin) supplied by GNH India

Isotroin

Active Ingredient:
Isotretinoin
Origin:
EU

Isotroin (Isotretinoin)

Isotretinoin, the active ingredient in Isotroin, is a retinoid presented as an oral dosage form for prescription use. It is indicated for the treatment of severe acne conditions in patients who have not responded to other therapies.
GNH India supplies Isotroin as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Iasis Pharma

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Indications & Clinical Uses

Isotretinoin is a retinoid that acts on the pilosebaceous unit to treat severe acne disorders.

  • Severe nodular acne: reduces inflammatory lesions and prevents new nodule formation.
  • Acne vulgaris: improves skin clearance and reduces comedones.
  • Refractory acne unresponsive to conventional therapy: provides an effective alternative when other treatments have failed.

How It Works

  • Isotretinoin binds to nuclear retinoic acid receptors, modulating gene expression that leads to decreased sebaceous gland size, reduced sebum production, and normalization of follicular keratinization, thereby limiting the environment that supports acne lesion development.

Side Effects

Isotretinoin may cause a range of adverse reactions.

Common Side Effects

  • Dry skin and mucous membranes, including cheilitis.
  • Photosensitivity and increased sunburn risk.
  • Elevated liver enzymes and triglyceride levels.
  • Musculoskeletal discomfort or arthralgia.
  • Nasal dryness and epistaxis.
  • Transient headache.

Serious or Rare Side Effects

  • Severe depression or mood changes.
  • Inflammatory bowel disease flares.
  • Teratogenic effects leading to birth defects.
  • Pseudotumor cerebri (intracranial hypertension).
  • Severe hepatitis or liver failure.
  • Pancreatitis.

Precautions & Warnings

Before initiating isotretinoin therapy, clinicians should consider several safety measures.

  • Pregnancy: contraindicated due to high teratogenic risk; ensure effective contraception.
  • Women of child‑bearing potential: require regular pregnancy testing.
  • Baseline and periodic monitoring of liver function tests and lipid profile.
  • Avoid excessive sun exposure; use sunscreen and protective clothing.
  • Do not combine with tetracycline antibiotics because of increased intracranial hypertension risk.
  • Store at ambient temperature: keep in the original container, protect from moisture and heat.

Avoid Interactions

Isotretinoin can interact with several medications, requiring careful management.

Major Interactions (Avoid)

  • Tetracyclines: increased risk of intracranial hypertension.
  • Vitamin A supplements: additive retinoid toxicity.

Moderate Interactions (Monitor Closely)

  • Oral contraceptives: may reduce isotretinoin efficacy.
  • Systemic corticosteroids: can mask signs of infection.
  • Lipid‑lowering agents (e.g., fibrates): may affect triglyceride levels.

Frequently Asked Questions

Isotroin contains isotretinoin, which is prescribed for severe nodular acne and acne vulgaris, especially in patients who have not responded adequately to other acne therapies.

Isotretinoin binds to retinoic acid receptors in skin cells, leading to reduced sebaceous gland size, lower sebum output, and normalization of follicular keratinization, thereby limiting the formation of acne lesions.

The specific dose of Isotroin is determined by the prescribing clinician based on the patient’s weight, severity of acne, and laboratory monitoring; no standard regimen is provided here.

Isotretinoin is classified as pregnancy category X; it is contraindicated in pregnancy due to a high risk of birth defects and should not be used while breastfeeding.

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.

Isotretinoin is a systemic retinoid offering a higher efficacy for severe and refractory acne compared with topical agents or oral antibiotics, but it requires careful monitoring for systemic side effects.

Store Isotroin at ambient temperature, below 25 °C, in the original packaging, protected from moisture and direct sunlight to maintain product stability.

Isotroin is taken orally, usually with food to improve absorption, as directed by the prescribing healthcare professional.

The most serious risks include severe depression or mood changes, teratogenic effects causing birth defects, and rare but serious conditions such as pseudotumor cerebri, severe hepatitis, and pancreatitis.

Isotroin should not be used by pregnant women, individuals planning pregnancy without effective contraception, patients with known hypersensitivity to isotretinoin or other retinoids, and those with uncontrolled liver disease or severe hyperlipidaemia.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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