Product image of Isotiorga (Isotretinoin) supplied by GNH India

Isotiorga

Active Ingredient:
Isotretinoin
Origin:
EU

Isotiorga (Isotretinoin)

Isotretinoin, the active ingredient in Isotiorga, is a retinoid presented as an oral formulation for oral use. It treats severe nodular acne and acne vulgaris in patients who have not responded to conventional therapy.

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

Manufacturer / TM Owner

Laboratoires Bailleul S.A.

1
Pack/s
This product is added to your enquiry list

Request a Quote

Please fill out the form below and our team will get back to you shortly with pricing and further information.

A minimum order value applies. Our team will confirm the exact amount or quantity after reviewing your requirements.

Indications & Clinical Uses

Isotiorga is a retinoid indicated for severe forms of acne that are refractory to standard therapy.

  • Severe nodular acne: markedly reduces inflammatory nodules and prevents new lesion formation.
  • Acne vulgaris: decreases comedones and inflammatory papules in moderate to severe cases.
  • Acne conglobata: helps control extensive nodular and cystic lesions when other treatments have failed.

How It Works

  • Isotretinoin binds to nuclear retinoic acid receptors, modulating gene expression that regulates keratinocyte differentiation, sebaceous gland size, and sebum production. It also exerts anti‑inflammatory effects by decreasing cytokine release, leading to reduced follicular occlusion and bacterial colonisation associated with acne lesions.

Side Effects

Isotiorga may cause a range of adverse reactions that vary in frequency and severity.

Common Side Effects

  • Dry skin and mucous membranes
  • Cheilitis (cracked lips)
  • Nasal dryness and epistaxis
  • Photosensitivity
  • Elevated liver enzymes
  • Hypertriglyceridemia

Serious or Rare Side Effects

  • Severe depression or mood changes
  • Inflammatory bowel disease
  • Pancreatitis
  • Severe hypercalcemia
  • Teratogenic effects (birth defects)
  • Visual disturbances such as night blindness

Precautions & Warnings

Isotiorga requires careful monitoring and specific safety measures before and during therapy.

  • Pregnancy: contraindicated; isotretinoin is category X and must not be used by pregnant women.
  • Liver function: obtain baseline and periodic liver enzyme tests.
  • Lipid profile: monitor triglycerides and cholesterol regularly.
  • Vitamin A supplementation: avoid concurrent use to prevent excess toxicity.
  • Contraception: ensure effective birth control for both sexes throughout treatment and for one month after discontinuation.
  • Store at below 25°C: keep in the original packaging, protect from moisture and direct sunlight.

Avoid Interactions

Isotiorga can interact with several medicines, altering efficacy or increasing toxicity.

Major Interactions (Avoid)

  • Tetracyclines: increased risk of intracranial hypertension.
  • Vitamin A supplements: additive retinoid toxicity.
  • Systemic corticosteroids: may reduce isotretinoin effectiveness.

Moderate Interactions (Monitor Closely)

  • Ketoconazole and other azole antifungals: may raise isotretinoin plasma levels.
  • Phenytoin and other enzyme inducers: may lower isotretinoin concentrations.
  • Oral contraceptives: monitor for reduced contraceptive reliability.
  • Other retinoids (e.g., bexarotene): risk of cumulative adverse effects.

Frequently Asked Questions

Isotiorga contains isotretinoin, a retinoid prescribed for severe nodular acne and moderate to severe acne vulgaris that have not responded to conventional topical or oral antibiotics. It helps reduce inflammatory lesions, prevent new cysts, and improve skin appearance in patients with recalcitrant acne.

Isotretinoin binds to retinoic acid receptors in skin cells, altering gene expression that controls keratinocyte differentiation and sebaceous gland activity. This reduces sebum production, shrinks gland size, and exerts anti‑inflammatory effects, thereby decreasing follicular blockage and bacterial growth that cause acne.

The dosage of Isotiorga is individualized by the prescribing clinician based on the patient’s weight, severity of acne, and laboratory parameters. The prescriber determines the appropriate daily amount and treatment duration, which is typically several months, and adjusts it according to response and safety monitoring.

Isotiorga is classified as pregnancy category X because isotretinoin is highly teratogenic and can cause severe birth defects. It must not be used by pregnant women or women who may become pregnant. Breastfeeding is also contraindicated, as isotretinoin is excreted in milk and may harm the infant.

To order Isotiorga, 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 antibiotics or hormonal therapy, isotretinoin offers a disease‑modifying effect that can produce long‑term remission after a finite course. Unlike topical retinoids, it works systemically to reduce sebum output. However, its safety profile requires more intensive monitoring, making it a second‑line option after other therapies have failed.

Isotiorga should be stored at temperatures below 25 °C, in its original container, protected from moisture and direct sunlight. Keep the product out of reach of children and do not store in bathrooms or near heat sources. No special refrigeration is needed for this oral formulation.

Isotiorga is taken orally, usually with a meal to improve absorption and reduce gastrointestinal irritation. The tablet or capsule is swallowed whole with water. Patients should follow the prescriber’s instructions regarding timing, food intake, and any required laboratory monitoring during therapy.

The most serious risks include teratogenicity, severe depression or suicidal ideation, inflammatory bowel disease, pancreatitis, and significant elevations in liver enzymes or triglycerides. Patients should be monitored closely for mood changes, abdominal pain, visual disturbances, and laboratory abnormalities throughout treatment.

Isotiorga is contraindicated in pregnant women, women planning pregnancy, and nursing mothers. It should also be avoided in patients with hypersensitivity to isotretinoin or any component of the formulation, those with uncontrolled hyperlipidaemia, severe liver disease, or a history of severe depression without appropriate psychiatric supervision.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

Disclaimer

At GNH India, we aim to provide information that is expert-reviewed, accurate, and reliable. However, all content on this platform is intended for general informational purposes only and does not constitute professional medical advice, diagnosis, or treatment. While efforts are made to maintain accuracy and currency, the information may contain errors, omissions, or may not reflect the latest developments. Always consult a qualified healthcare professional regarding any medical concerns.

All product names, brand names, trademarks and registered trademarks displayed on this website are the property of their respective owners. This website and its operator are not affiliated with, endorsed by, or authorized by any such trade mark owners unless expressly stated. Any reference to product names or trademarks is made solely for descriptive and informational purposes. No commercial relationship, sponsorship, approval, or association with any trademark owner should be inferred. Information provided herein does not constitute promotion, advertising, or an offer for sale of any medicinal product and is intended solely for general informational purposes.

All trademarks and brand names displayed on this website are used strictly in accordance with the provisions of the Trade Marks Act, 1999, specifically Sections 30 and 30(1) governing fair use. Trademark ownership has been accurately attributed under the "Manufacturer/ TM Owner" section in compliance with statutory requirements.

Ordering Process

Simple, Secure, and Seamless

Learn how our streamlined ordering process guarantees fast, compliant, and reliable access to essential medicines worldwide.

Quote request form

01

Submit Quote Request Form

Tell us what medications you need by filling out our simple form and uploading a valid document.

Price estimate review

02

We Review & Send Estimate

Our licensed pharmacists will verify your details and provide you with a detailed cost estimate.

Secure payment

03

Confirm & Make Payment

Discuss any queries, approve the estimate, and complete your payment.

Worldwide delivery

04

Get Delivered

Your medicines, safely packed and delivered to your door or nearest airport — hassle-free.

Quality You Can Trust

Our internationally recognized certifications underscore our commitment to safety, quality, and excellence.