Product image of Ketoconazole Sandoz (Ketoconazole) supplied by GNH India

Ketoconazole Sandoz

Active Ingredient:
Ketoconazole
Origin:
EU

Ketoconazole Sandoz (Ketoconazole)

Ketoconazole, the active ingredient in Ketoconazole Sandoz, is an imidazole antifungal presented as a topical formulation for skin use. It targets fungal organisms that cause superficial infections and is indicated for conditions such as seborrheic dermatitis, tinea corporis, tinea cruris, and pityriasis versicolor in adult patients.

GNH India supplies Ketoconazole Sandoz as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. All batches are manufactured under EU GMP standards and undergo rigorous quality testing before distribution globally.

Manufacturer / TM Owner

Sandoz

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Indications & Clinical Uses

Ketoconazole is an imidazole antifungal that acts on the epidermal layer to treat a range of superficial fungal conditions.

  • Seborrheic dermatitis: reduces scaling and erythema on the scalp and face.
  • Tinea corporis (ringworm): eliminates the causative dermatophytes and clears lesions.
  • Tinea cruris (jock itch): relieves itching and resolves the infection.
  • Tinea pedis (athlete’s foot): treats the fungal overgrowth on the feet.
  • Pityriasis versicolor: restores normal skin coloration by eradicating Malassezia species.

How It Works

  • Ketoconazole inhibits the fungal enzyme lanosterol 14α‑demethylase, a cytochrome P450 isoform essential for converting lanosterol to ergosterol. By blocking ergosterol synthesis, the drug disrupts the integrity of the fungal cell membrane, leading to increased permeability and cell death. The topical delivery concentrates the effect at the site of infection while minimizing systemic exposure.

Side Effects

Topical ketoconazole may cause local skin reactions and, rarely, systemic hypersensitivity.

Common Side Effects

  • Burning sensation: transient discomfort at the application site.
  • Itching: mild pruritus following treatment.
  • Redness: localized erythema around the treated area.
  • Dryness: skin may become flaky or dry.
  • Stinging: brief sharp sensation upon application.

Serious or Rare Side Effects

  • Contact dermatitis: allergic skin reaction with swelling and rash.
  • Severe skin irritation: extensive erythema or blistering.
  • Angioedema: rapid swelling of face, lips or tongue.
  • Systemic hypersensitivity: fever, chills, or generalized rash.
  • Stevens‑Johnson syndrome: rare but life‑threatening mucocutaneous reaction.

Precautions & Warnings

When using Ketoconazole Sandoz, observe the following precautions to ensure safe and effective therapy.

  • Avoid application on broken or inflamed skin: may increase irritation.
  • Do not apply near eyes or mucous membranes: risk of severe irritation.
  • Consult a physician if pregnant or planning pregnancy: safety not established.
  • Discontinue use if severe allergic reaction occurs: seek medical attention.
  • Store at room temperature: keep in original packaging, protect from moisture and direct sunlight.

Avoid Interactions

Ketoconazole can interact with other medicines; awareness of significant interactions helps prevent adverse outcomes.

Major Interactions (Avoid)

  • Systemic azole antifungals (e.g., oral ketoconazole, itraconazole): may increase systemic exposure and toxicity.
  • Strong CYP3A4 inhibitors (e.g., clarithromycin, oral ketoconazole): can raise ketoconazole levels if absorbed.
  • Hepatotoxic drugs (e.g., methotrexate, isoniazid): combined use may exacerbate liver injury.

Moderate Interactions (Monitor Closely)

  • Topical corticosteroids: may reduce antifungal efficacy.
  • Other topical antifungals (e.g., clotrimazole): may increase local irritation.
  • Warfarin: monitor INR as ketoconazole can affect metabolism.

Frequently Asked Questions

Ketoconazole Sandoz is a topical antifungal indicated for superficial fungal infections such as seborrheic dermatitis, tinea corporis (ringworm), tinea cruris (jock itch), tinea pedis (athlete’s foot), and pityriasis versicolor. It works on the skin surface to eliminate the fungi responsible for these conditions.

Ketoconazole blocks the fungal enzyme lanosterol 14α‑demethylase, which is required for synthesising ergosterol, an essential component of the fungal cell membrane. Inhibiting ergosterol production compromises membrane integrity, leading to fungal cell death and clearance of the infection.

The dosage and frequency are determined by the prescribing clinician based on the specific condition, severity, and patient factors. Typically, a thin layer is applied to the affected area once or twice daily for the period recommended by the healthcare professional.

Safety data for topical ketoconazole in pregnancy and lactation are limited, and the product is classified as pregnancy category unknown. Women who are pregnant, planning pregnancy, or breastfeeding should discuss potential risks with their physician before using the medication.

To place an order, 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 any necessary import documentation.

Ketoconazole belongs to the imidazole class and offers broad‑spectrum activity against dermatophytes and yeasts. Compared with allylamine agents such as terbinafine, ketoconazole may be preferred for seborrheic dermatitis and Malassezia‑related conditions, while terbinafine is often chosen for nail infections. Choice depends on the pathogen, site of infection and clinician preference.

Store the product at room temperature, below 25 °C, in its original container. Protect it from moisture, direct sunlight and extreme heat. Keep the packaging tightly closed and out of reach of children.

Clean and dry the affected skin area before use. Apply a thin layer of the cream or gel to the lesion and gently rub it in. Wash hands after application unless the hands are the treatment site. Follow the prescribing clinician’s instructions regarding frequency and duration.

Serious adverse reactions, although rare, include severe allergic responses such as contact dermatitis, angioedema, and Stevens‑Johnson syndrome. If any signs of extensive rash, swelling, blistering or systemic symptoms appear, discontinue use immediately and seek medical attention.

Patients with known hypersensitivity to ketoconazole or any component of the formulation should avoid using the product. It should also be avoided on severely damaged, inflamed or broken skin, and caution is advised in pregnant or lactating women until safety is confirmed by a healthcare professional.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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