Essential Oils for Urinary Symptoms in Multiple Sclerosis Patients

Inclusion Criteria: * Confirmed diagnosis of Multiple Sclerosis (any form) * Documented lower urinary tract symptoms defined by an Overactive Bladder Symptom Score (OABSS) ≥ 3 at screening * Age between 18 and 65 years * Willing and able to provide written informed consent * Capable of performing daily topical self-application of the study oil, or having a caregiver available to assist throughout the study period Exclusion Criteria: * Active urinary tract infection confirmed by urine culture at screening * Pre-existing urological condition unrelated to Multiple Sclerosis (e.g., bladder cancer, benign prostatic hyperplasia, or interstitial cystitis) * Known allergy or hypersensitivity to essential oils, apricot kernel oil, lavender, or rosemary * Active skin lesions, wounds, or dermatological conditions on the lower abdomen at the intended site of application * Pregnancy, breastfeeding, or planning to become pregnant during the study period * Significant cognitive impairment preventing understanding of study procedures or completion of questionnaires * Current use of an indwelling urinary catheter or practice of intermittent self-catheterization