I am currently on 50 mg. of Naltrexone prescribed by
Cannot refill here...
Generally the previous prescription from Dr XXXXXXX Garg should carry contact details from where you may fix an appointment. Alternatively you may contact your insurance provider and they might be able to help you get details of the doctor.
Incase withdrawal symptoms are severe, you might visit an urgent care clinic or ER and get your some treatment / prescription refilled.
Myself or other doctors here will not be able to refill prescriptions. Medical ethics and laws of the state doesn't allow us doctors to refill / write prescriptions. Hope you understand.