Alternative Cancer Treatments
Alternative Cancer Treatments
Cancer Survivors
Cancer Survivors
Cancer Doctors
Cancer Doctors
Cancer Survival Rates
Cancer Survival Rates

Welcome to Oasis Medical Institute


Oasis Medical Institute is an integrative medical center specialized in the natural and alternative treatment of Cancer, Lyme Disease, and other chronic illnesses. Our clinic harmonizes progressive and conventional care with the latest in research-based holistic treatment options.

As a patient at our facility, our focus will be on you as a human being with a life-threatening disease, which will be managed holistically by a highly qualified and adaptive team. We not only treat your illness but your body as a whole. At Oasis Medical Institute, we have established a unique, complex, and decisive infrastructure to foster unprecedented healing potential.

To win life-long progress against your condition, we formulate an individualized, multifaceted approach that utilizes the latest advancements in genetic testing. This crucial component of our treatment roots out all other treatment targets missed by previous care while keeping side effects to a minimal level and reducing any toxic damage.

Our integrative therapy program results not only in a higher response rate but also in a significantly improved prognosis and a noticeable increase in quality of life. We do this work with great love and compassion for our patients, which we feel is an intrinsic element of the healing process. Here at Oasis, we empower patients on their journey to healing, while harboring the future of personalized medicine.

The Place for Alternative Cancer Treatment


It is common for people’s lives to be taken over by doctor’s appointments, x-rays, lab work, and appointments with various health practioners.  Aside from the time and money it takes to drive all over town, the added stress of appointment coordination does not help the healing process.

At Oasis of Hope, your whole treatment experience is all under one roof.  Your appointments and therapies will be scheduled for you by our concierge.  That’s right, Oasis of Hope has a concierge that will work to make sure you are pleased with all of the services we provide.

From meeting with your oncologists and integrative treatment specialists, to getting educated by the nutritionist and enjoying organic foods prepared by our chef, it is all under one roof.  Lab work, CT scans, ultrasounds and even surgery, if needed, are all done on site.  You stay on site in rooms that are well equipped like you would expect in a hospital, but furnished a decorated like a quality hotel.  You don’t even have to leave Oasis of Hope to go to church. Sunday services are provided in our chapel.

Come to Oasis of Hope.  Sit back and relax.  We will take care of everything.

Video Transcript


Oasis of Hope Hospital is more than a cancer treatment center. It's a cancer treatment experience doctor Ernesto Contreras founded Oasis of Hope in 1963 with the mission of caring for the whole person, body mind and spirit, sharing the healing power of faith hope and love, and advancing medical science to put an end to cancer one person at a time. For more than 50 years, Oasis of Hope has treated 100,000 patients from 60 nations with its total care approach.

Our alternative cancer treatments integrate the best of alternative, holistic, and conventional medicine. Great effort has been made to make Oasis of Hope a healing environment. It features a peaceful fountain original artwork and inspiring chapel, beautiful dining room, hotel quality rooms, concierge, and inviting treatment areas. Our treatment philosophy and facility are designed to promote community.

You will meet people from around the world that are supportive as they too are pushing toward the goal of victory over cancer. Oasis of Hope is a place where friendships are made for life.

At Oasis of Hope, you will benefit from the most advanced cancer therapies including ozone, high-dose vitamin C, dendritic cell cancer vaccine, hyperthermia, and cryoablation just to name a few.

New treatments and clinical trials are often made available at Oasis of Hope years before they make their way into mainstream medicine. Each treatment protocol is personalized according to individual needs by Dr. Francisco Contreras, his team of oncologists, and integrative medicine specialists.

Your treatment experience is further enhanced by weekly classes in nutrition and movement, art therapy, laughter therapy, relaxation techniques, prayer, music, and devotions. The Oasis of Hope atmosphere is hopeful and uplifting -- and the team is here to meet all of your needs.

There are other clinics that offer similar treatments, but Oasis of Hope was the first alternative cancer treatment center on the American continent, and it continues to be the leader. Oasis of Hope has pioneered the majority of medical protocols offered by others. So why go anywhere else?

Video Transcript


No one comes close to providing the treatment experience and clinical expertise that Oasis Hope does and we want to put it to work for you. We invite you to come to experience Oasis of Hope and receive alternative cancer treatment from some of the most celebrated physicians in the world.

Our team of professional and caring nurses, support staff, nutritionists, and counselors are here to wrap total care around you. You'll be pleasantly surprised by how much you will come to love Oasis of Hope. It's the treatment team and patients that make it such a unique Healing Center.

Come meet Dr. Francisco Contreras, enjoy wonderful healing meals prepared by our chef, partake in classes for you and your companion, and take daily walks on the beach.

Oasis of Hope is what a treatment center should be. We look forward to providing you with the treatment-experience like none other in the world.

Oasis of Hope Hospital – “It's time to dream again”

Types of Cancer We Treat


Breast Cancer


oVARIAN Cancer


Colon Cancer


Prostate Cancer




Lung Cancer

What We Do

Oasis Medical Institute is a cutting edge, data-driven cancer, and Lyme Disease treatment center located in Tijuana, Mexico. Focusing on complex chronic disease, Oasis Medical Institute offers comprehensive therapies from across the globe for cancer, Lyme Disease, neurology, autoimmune disease, and anti-aging medicine. The core of our treatment is to change the internal environment of the body from one that promotes cancer growth to one that promotes healing and supports healthy cells.

Alternative Concer Treatments

Dr. Contreras is the world’s leading authority on alternative cancer treatments. Contreras Alternative Cancer Treatment (C-ACT) is a holistic approach that employs alternative and conventional treatments to increase survival rates in some cases by 300%.

Cancer Survival Rates

Contreras Alternative Therapy provides patients with some of the most innovative treatments with great outcomes. Please review our statistics and peer reviewed publications here.

Free Cancer Treatment Plan

Take a few minutes to fill out the medical questionnaire below and Dr. Contreras will generate a personalized treatment plan for within 48 hours. You will see the potential benefits Contreras Alternative Therapy has to offer.

Cancer Survivors

At Oasis of Hope Hospital, we believe one of the best ways to learn about our treatments, and what truly makes our cancer care different, is to listen to the experiences of our patients.

Cancer Doctors

Oasis of Hope was founded by Dr. Contreras’ father, Dr. Ernesto Contreras, Sr. in 1963, and since then the hospital has provided alternative cancer treatment for more than 100,000 patients from 60 nations.

Telemedicine Cancer Support Progam

Oasis of Hope Telemedicine Cancer Support Program is an online method to promote wellness while reducing cancer’s impact and maximizing your quality of life.

Stories of Hope


It is easy to travel to Oasis of Hope because we are located in Tijuana, Mexico which is just twenty-five minutes south of the San Diego airport in California.  Please make arrangements to travel to San Diego.

An Oasis of Hope shuttle driver will greet you at the airport baggage claim, load your luggage, and drive you to the hospital. If you are taking the train, we can pick you up right at the San Diego train station, and if you are driving your own car, we can arrange a place to meet you in San Diego.

Roundtrip shuttle service to the airport or train station will be provided by Oasis of Hope for and one companion at no charge.

After you have confirmed your admission date, please provide our admission’s office with your flight details or train schedule 48 hours before your arrival date so we can make sure our shuttle is scheduled for you. We look forward to seeing you soon.


Stories of Hope

Play Video

Stories of Hope

Stories of Hope

Ovarian Cancer Survivor Testimonial, Oasis of Hope Hospital - Judith Lowe
Play Video

Ovarian Cancer Survivor
Judith Lowe

CNN interview with Dr. Francisco Contreras - Alternative Cancer Treatments
Play Video

CNN Interview with
Dr. Francisco Contreras

Lung Cancer Testimonial, Oasis of Hope Hospital - Catherine Shortridge
Play Video

Lung Cancer Testimonial
Catherine Shortridge

MSNBC Interview with Dr. Francisco Contreras - Alternative Cancer Treatments
Play Video

MSNBC Interview with 
Dr. Francisco Contreras

Clínica en Tijuana ofrece alternativas naturales a pacientes con cáncer terminal
Play Video

Univision Interview with
Dr. Francisco Contreras

Play Video

Medical Institute
Oasis of Hope

Stories of Hope

Stage 4 Cancer Patient Survivors

Our patients are our biggest advocates, listen to their stories,
questions, concerns, experiences and how they found hope with
Oasis of Hope in Tijuana, Mexico.

Nita Long-Breast Cancer Survivor-Oasis Medical Institute

Nita Long | Breast Cancer Survivor

 “It doesn't look like a hospital, you just feel a sense of peace and everybody is careful and compassionate with the patients”. 

Breast Cancer Survivor Testimonial, Oasis of Hope Hospital - Alicia Harrison

Alicia Harrison | Breast Cancer Patient

I’m thankful for god for the healing that he allows in this place, I’m thankful for the staff for their compassion and going out of their way to help me. I’m really grateful for the country of Mexico that they allow places like this to exist.

Melissa Knott-Oasis Medical Institute-Breast Cancer Survivor

Melissa Knott | Breast Cancer Patient

The doctors here are very concerned about me. They ask about how I'm doing as a person, about my quality of life, not just how your tumor is doing. It's restful, it's peaceful, to talk to the other patients and see my doctors. It's like a second home for me.

Bruce Northey-Oasis Medical Institute-Testicular Cancer Survivor

Bruce Northey | Testicular Cancer Survivor

 I came back a year later, not to a hospital but to a place where I can share a story with really good friends. Because they treat you like family, they treat you like a real person, with respect and love. That is the difference with Oasis Medical Institute

Doctors & Specialists

Oasis of Hope in Tijuana, Mexico was founded by Dr. Contreras’ father, Dr. Ernesto Contreras, Sr. in 1963, and since then the hospital has provided alternative cancer treatment for more than 100,000 patients from 60 nations.


Director, President and Chairman

Dr. Francisco Contreras serves as director, president and chairman of the Oasis of Hope Hospital. A distinguished oncologist and surgeon, Contreras is renowned for combining conventional and alternative medical treatments with emotional and spiritual support to provide patients with the most positive treatment experience possible.


Certified Nutritionist

Our nutritionist, Rosa Contreras will counsel you through individual sessions and provide you with a healthy, lifelong nutrition plan. In addition, Rosa will provide you with specific guidelines on how to begin your new heathy lifestyle.

Director of the Oncology

Dr. Ceceña has been an integral member and leader of the Oasis of Hope medical staff. Dr. Ceceña’s tenure at Oasis of Hope has given him knowledgeable insight into multiple areas of a patient’s care, from patient admittance, to home care treatment, patient follow-up, and now as the Director of Oncology.


Follow Up Director

Dr. Carlos Gutierrez has been part of the Oasis of Hope medical staff since 1979. Having worked alongside our founder, the late, Dr. Ernesto Contreras, Sr., he learned firsthand how to provide holistic care to inpatients and home care patients. Currently, Dr. Gutierrez is the head of the Oasis of Hope Telemedicine team.


Director of the Oncology

Dr. Juan Ortiz is committed to prioritizing patients. As one of the newest members of the medical staff at the Oasis of Hope, he believes he is critical in listening to the needs of patients on all levels: physical, emotional, and spiritual.


Dr. Paulina Larraga is one of the top attending physicians in the oncology department. She has worked at Oasis of Hope since 2016. In addition to being a medical doctor, she is currently enrolled in a Master of Science in palliative care. Dr. Larraga is effective at delivering medical care, designing personalized protocols and providing psychosocial support to her patients.


Dr. Sebastian Castor is an attending physician on the oncology team. As a specialist in internal medicine, he provides support for patients who made need thoracentesis, abdominal paracentesis, central line placement, electrocardiographs and other services. Dr. Castro also oversees the hyperthermia center at Oasis of Hope.


Dr. Ruiz is a hematologist that oversees immuno-therapy and leukemia cases.



Have A Question Or Just Need More Information?


“Oasis of Hope focus on the patient first, where traditional western medicine treatments focus on the disease first and then the patient.

Oasis of Hope is a world leader in alternative cancer treatments with close to 50 years of experience, 20 years more experience than Cancer Treatment Center of America.”

Healthy Long Life

In this worldwide quest to increase the healthy life expectancy, renowned health experts uncover health and longevity secrets, and top chefs serve up delicious traditional healthy foods.

Director & Producer: Daniel E. Kennedy
Cast: Dr. Francisco Contreras, Dr. Michael Greger, T. Colin Campbell, PhD, Caldwell Esselstyn, Jr., Dr. Dean Ornish, Chef Éric Briffard and Chef Candice Kumai.

Original airdate: June 2020


Do you have any questions or comments regarding any of the material you find on this site? Would like you to learn more about treatment options for you or your loved one? Are you interested in becoming a patient at the Oasis Medical Institute? Write us an email and we will have one of our patient coordinators contact you as soon as possible.

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