Population Pharmacokinetics of Terbinafine in Children With Tinea Capitis

Inclusion Criteria: 1. Aged 2 to 18 years; 2. Diagnosis of tinea capitis: * Typical clinical manifestations, dermatoscopic findings combined with Wood's lamp examination; ② Positive mycological examination, including positive fungal microscopy and/or isolation of dermatophytes by fungal culture; ③ Exclusion of scalp seborrheic dermatitis, psoriasis, alopecia areata, lupus erythematosus, lichen planopilaris, trichotillomania, suppurative perifolliculitis of scalp, syphilitic alopecia, etc. Exclusion Criteria: 1. Concomitant topical treatment with terbinafine; 2. Conditions interfering with gastrointestinal absorption of terbinafine; 3. Documented hepatic/renal impairment or hematological disorders; 4. Receipt of radiotherapy, systemic cytostatic/immunosuppressive therapy, or antibacterial/antiviral/antiparasitic therapy currently or within 2 weeks prior to study initiation; 5. Participation in other clinical trials, or other circumstances deemed inappropriate by the investigator.