Lamisil

Terbinafine Hydrochloride, the active ingredient in Lamisil, is an allylamine antifungal presented as a topical formulation for skin application. It inhibits fungal growth and is used to treat superficial fungal infections such as athlete's foot, ringworm, jock itch and tinea versicolor in both adults and children.

GNH USA supplies Lamisil as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, providing reliable sourcing and regulatory‑aligned distribution for global healthcare providers and ensuring product integrity throughout the supply chain.

Lamisil (terbinafine) is an allylamine antifungal that acts on dermatophyte infections of the skin.

- Tinea pedis (athlete's foot): reduces itching, scaling and erythema by eradicating the causative dermatophytes. - Tinea corporis (ringworm): clears circular lesions and prevents spread of infection on the body. - Tinea cruris (jock itch): alleviates inflammation and eliminates fungal growth in the groin area. - Tinea versicolor: restores normal skin pigmentation by treating Malassezia species. - Superficial fungal infections: provides broad‑spectrum activity against a range of dermatophytes and yeasts.

Topical terbinafine may cause local or systemic adverse reactions, most of which are mild and reversible.

Common Side Effects: - Burning sensation: mild heat or tingling at the application site. - Itching: transient pruritus around the treated area. - Redness: localized erythema that usually resolves. - Dryness or peeling: skin may become flaky after treatment.

Serious or Rare Side Effects: - Severe allergic reaction: hives, swelling, or difficulty breathing. - Contact dermatitis: intense rash or blistering at the site. - Stevens‑Johnson syndrome: extremely rare severe skin reaction requiring immediate medical attention.

When using topical terbinafine, certain precautions help ensure safe and effective treatment. - Avoid application on broken skin: do not apply to open wounds or irritated areas. - Limit use to prescribed area: restrict treatment to affected sites to reduce systemic exposure. - Monitor for allergic signs: discontinue if rash, swelling or breathing difficulty occurs. - Use as directed duration: follow the prescribed treatment length to prevent resistance. - Pregnancy and lactation: consult a healthcare professional before use, as safety data are limited. - Store at room temperature: keep below 25°C in the original packaging, protect from moisture and direct sunlight.

Topical terbinafine has a low potential for drug interactions, but certain substances may affect its safety or efficacy.

Major Interactions (Avoid): - Concurrent use of systemic antifungals: may increase risk of systemic toxicity. - Strong CYP2D6 inhibitors: could raise terbinafine plasma levels if absorbed systemically.

Moderate Interactions (Monitor Closely): - Alcohol consumption: may exacerbate liver enzyme changes. - Other topical irritants: combined use can increase skin irritation. - Phototoxic agents: may heighten risk of skin reactions when exposed to sunlight.