In Illinois, Xanax can only be purchased legally from licensed pharmacies with a valid prescription from a healthcare provider. It is classified as a controlled substance, so regulations are strictly enforced. To obtain Xanax, schedule an appointment with a doctor or mental health professional who can evaluate your symptoms and determine if it’s appropriate. Once prescribed, you can fill your prescription at local or chain pharmacies across Illinois. Always follow medical advice and avoid unlicensed or online sources without verification.