Amorolfine Hydrochloride Cream is a topical antifungal drug. The main ingredient of the drug (amorolfine) is a fungal growth inhibitor, which exerts its antifungal effect by changing the growth of fungal cells. Amorolfine is a broad-spectrum, potent antifungal drug that has a good antibacterial effect on a variety of fungi, such as Candida albicans in yeast, and has a good antibacterial activity on ringworm and mold of the skin. Because it is a topical cream for external use, it must be used externally and must not be taken internally. Under normal use, this drug is relatively safe, only a few patients may experience local skin reactions, once such reactions occur it is recommended to discontinue the drug and seek immediate medical attention. It is not recommended to contact mucous membranes, such as the oral and nasal mucous membranes, for topical use. If the drug is accidentally injected into the eyes or ears, it should be flushed with water immediately and a hospital visit should be made. In conclusion, Amorolfine Hydrochloride Cream is a topical antifungal drug, the specific usage of which should follow the doctor’s advice and can effectively treat fungal infections of the nails.