Yes, consult a doctor, as a month-long itchy patch could be a fungal infection, eczema, or another skin condition. Early diagnosis ensures proper treatment with antifungal or other suitable medicines.

Use antifungal creams twice daily for 2-4 weeks for ringworm. If the infection is significant or not improving, a doctor may give oral terbinafine once daily or fluconazole once a week. Always consult your doctor before starting or changing treatment.

If your fungal infection has lasted 4 months, consult a doctor for proper evaluation. You may need a more potent topical antifungal or an oral medication such as terbinafine or fluconazole to clear it. Keep the area clean, dry, and avoid scratching.

Use antifungal creams or lotion for persistent fungal infections. If these don't work, a doctor may prescribe oral antifungal medications. Use cetirizine and soothing moisturisers for itching, but avoid steroid creams alone as they can worsen the infection.

If you have a severe, painful tinea infection covering your entire body, consult a doctor immediately. You may need oral antifungal medication in addition to antifungal creams. Keep your skin clean and dry, and avoid scratching to help it heal.