Product image of Ketoconazol Ratiopharm (Ketoconazole) supplied by GNH India

Ketoconazol Ratiopharm

Active Ingredient:
Ketoconazole
Origin:
EU

Ketoconazol Ratiopharm (Ketoconazole)

Ketoconazole, the active ingredient in Ketoconazol Ratiopharm, is an azole antifungal presented as a topical formulation for topical use. It treats fungal skin infections such as athlete’s foot, ringworm and seborrheic dermatitis in adults and children. It is indicated for dermatophytic infections and is formulated for easy application on affected skin areas.

GNH India supplies Ketoconazol Ratiopharm as a licensed, GDP‑compliant international pharmaceutical supplier serving pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides regulatory‑approved batches to meet global demand.

Manufacturer / TM Owner

Ratiopharm Gmbh

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Indications & Clinical Uses

Ketoconazole is an azole antifungal that acts on dermatophyte and yeast infections of the skin.

  • Tinea corporis: resolves erythema and scaling caused by ringworm infection.
  • Tinea cruris: reduces itching and limits spread of the groin infection.
  • Tinea pedis: clears foot fungal infection and helps prevent recurrence.
  • Seborrheic dermatitis: diminishes flaking and redness on scalp and face.
  • Pityriasis versicolor: eliminates pigmentary changes caused by Malassezia species.

How It Works

  • Ketoconazole inhibits the fungal enzyme lanosterol 14α‑demethylase, a cytochrome P450 isoform required for conversion of lanosterol to ergosterol. By blocking ergosterol synthesis, the drug disrupts the integrity of the fungal cell membrane, leading to increased permeability and inhibition of fungal growth. The topical delivery concentrates the effect at the site of infection while minimizing systemic exposure and allows for sustained antifungal activity during the treatment course.

Side Effects

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

Common Side Effects

  • Burning sensation at the application site.
  • Itching or mild irritation.
  • Dryness or peeling of treated skin.
  • Contact dermatitis or redness.

Serious or Rare Side Effects

  • Severe allergic reaction such as angioedema or anaphylaxis.
  • Stevens‑Johnson syndrome or toxic epidermal necrolysis.
  • Hepatotoxicity if significant systemic absorption occurs.

Precautions & Warnings

When using Ketoconazol Ratiopharm, consider the following precautions.

  • Avoid use on broken skin: application may increase irritation.
  • Do not apply near eyes or mucous membranes: risk of severe irritation.
  • Limit treatment duration: prolonged use can lead to resistance.
  • Monitor for signs of allergic reaction: discontinue if rash or swelling occurs.
  • Pregnancy and lactation: consult a healthcare professional before use.
  • Store at room temperature: keep in original container, protect from moisture and light.

Avoid Interactions

Ketoconazol Ratiopharm may interact with other medicines; review the following categories.

Major Interactions (Avoid)

  • Concurrent systemic azole antifungals (e.g., itraconazole, fluconazole): may increase systemic ketoconazole exposure.
  • Strong CYP3A4 inhibitors (e.g., oral ketoconazole, clarithromycin): risk of elevated plasma levels if systemic absorption occurs.

Moderate Interactions (Monitor Closely)

  • Topical corticosteroids: may mask signs of infection, reducing efficacy assessment.
  • Other topical antifungals used simultaneously: may increase local irritation.
  • Alcohol‑based skin products: may enhance skin penetration and irritation.

Frequently Asked Questions

Ketoconazol Ratiopharm is indicated for superficial fungal skin infections such as tinea corporis (ringworm), tinea cruris (jock itch), tinea pedis (athlete’s foot), seborrheic dermatitis, and pityriasis versicolor caused by Malassezia species.

Ketoconazole blocks the fungal enzyme lanosterol 14α‑demethylase, preventing the synthesis of ergosterol, an essential component of the fungal cell membrane. This disruption increases membrane permeability and halts fungal growth, allowing the immune system to clear the infection.

The appropriate dose and duration are set by the prescribing healthcare professional based on the type and severity of the infection, the patient’s age, and any relevant medical history. Patients should follow the prescriber’s instructions exactly.

Safety in pregnancy and lactation has not been definitively established. Women who are pregnant, planning to become pregnant, or breastfeeding should discuss potential risks and benefits with their healthcare provider before using this product.

To place an order, 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.

Ketoconazol belongs to the azole class, offering broad‑spectrum activity against dermatophytes and yeasts. Compared with allylamine agents such as terbinafine, azoles have a different mechanism and may be preferred for seborrheic dermatitis, while terbinafine is often chosen for nail infections. Choice depends on infection type, patient tolerance and physician preference.

Store the product at room temperature, below 25 °C, in its original packaging. Keep it away from direct sunlight, moisture and heat sources to maintain stability and potency.

Apply a thin layer of the cream or gel to the affected skin area once or twice daily, as directed by the prescriber. Gently rub it in until it disappears, and wash hands before and after application to avoid spreading the medication to other body parts.

Although rare, serious adverse events can include severe allergic reactions such as angioedema or anaphylaxis, Stevens‑Johnson syndrome, toxic epidermal necrolysis, and systemic hepatotoxicity if significant absorption occurs. Immediate medical attention is required if any of these symptoms develop.

Individuals with known hypersensitivity to ketoconazole or any component of the formulation should avoid use. Patients with extensive broken skin, active liver disease, or those taking strong systemic CYP3A4 inhibitors should consult a healthcare professional before treatment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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