Fonafirst-AD Shampoo is an antifungal medicine used to treat dandruff and fungal infections of the scalp. It works by stopping the growth of fungi and yeasts that cause scalp infections and dandruff. This way it clears the infection and helps reduce symptoms like flaking, itching, and irritation. Use Fonafirst-AD Shampoo in the exact dose and duration as prescribed by your doctor, or as instructed on the package. Apply Fonafirst-AD Shampoo to your wet scalp, massage gently, and leave it on for a few minutes before rinsing thoroughly. For best results, continue using the shampoo even if symptoms improve to ensure the infection is fully treated.Common side effects of Fonafirst-AD Shampoo include mild scalp irritation, dryness, or redness. These effects are typically mild and go away on their own. If you experience severe irritation, swelling, or an allergic reaction, stop using it and consult your doctor immediately. To minimize side effects, follow the instructions and avoid overuse.While using Fonafirst-AD Shampoo, avoid contact with the eyes, mouth, or any broken skin, as this may cause irritation. If you are pregnant or breastfeeding, consult your doctor before using this product. Do not use the shampoo if you are allergic to bifonazole or any of the ingredients in the product. If symptoms persist or worsen after a few weeks of treatment, inform your doctor for further evaluation.