Low Dose Naltrexone Therapy in San Antonio, TX

Relief That Works Differently

At SA IV Center in San Antonio, we offer Low Dose Naltrexone (LDN) as a safe, research-supported treatment for chronic inflammation, autoimmune disorders, chronic pain, and more. Unlike high-dose naltrexone used for opioid addiction, LDN works by enhancing your body’s natural healing processes—with minimal side effects.

low-dose-naltrexone-san-antonio

What Is Low Dose Naltrexone?

Low Dose Naltrexone refers to a microdose of naltrexone, typically between 1.5 mg and 4.5 mg daily, compared to the 50–100 mg doses used to treat opioid dependence. At this lower dose, naltrexone interacts with the body in a unique way, stimulating endorphin production and calming overactive immune responses.

How Does LDN Work?

LDN briefly binds to opioid receptors, “tricking” the brain into releasing more endogenous opioids—your body’s natural painkillers. It also regulates microglial cells in the nervous system, which reduces inflammation and helps alleviate symptoms like pain, brain fog, and fatigue.

What Can LDN Help With?

Low Dose Naltrexone has been used to treat and support the following conditions:

  • Reduce alcohol cravings
  • Autoimmune thyroid disorders
  • Fibromyalgia
  • Chronic fatigue syndrome (CFS/ME)
  • Crohn’s disease
  • Multiple sclerosis (MS)
  • Chronic pain
  • Inflammatory disorders
  • Cancer (as adjunct therapy)

Does Low Dose Naltrexone Help with Weight Loss?
Some patients report reduced food cravings and appetite while using LDN. While not a primary indication, LDN may support weight loss as part of a broader wellness plan.

Are There Side Effects?
LDN is well tolerated by most patients, with side effects reported in fewer than 8% of users. Potential side effects include:

- Mild insomnia (usually resolves in 1–2 weeks)
- Vivid dreams or nightmares
- Mild nausea (rare)

How Do You Take LDN?
Most patients begin at 1.5 mg/day, increasing by 1.5 mg weekly up to a maximum of 4.5 mg/day. Your SA IV Center provider will create a personalized dosing schedule to ensure maximum benefit with minimal discomfort.

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AWESOME CUSTOMER SERVICE

First-class customer service means every service is with you in mind.

CONCIERGE SERVICE​

Let our competent professionals take the leg work out and come to you! YES, we offer an in-home concierge service.

EXPERIENCED STAFF​

Our staff is made up of medical professionals, nurses, and paramedics.

MEDICAL GRADE PRODUCTS​

Every aspect of our services are thoughtfully planned out with the highest quality medical-grade medicines.

INVITING ATMOSPHERE​

We have a brand-new storefront location designed for comfort and the best experience possible.

FAST & EFFECTIVE​

Our services can be completed in as little as 30-45 minutes, leaving you feeling refreshed.

Why Choose SA IV Center for LDN Therapy in San Antonio?

  • Personalized LDN dosing plans

  • Expert medical team

  • Convenient in-person and telemedicine visits

  • Local care with a whole-body health approach

At SA IV Center, we make it easy to get started with your LDN prescription in San Antonio. Our compassionate team is here to guide you through every step of the process—safely, effectively, and with your long-term health in mind.