Xtandi

Malignant neoplasm of prostate, Malignant Neoplasms

Treatment

16 Active Studies for Xtandi

What is Xtandi

Enzalutamide

The Generic name of this drug

Treatment Summary

Enzalutamide is a medication approved by the FDA in 2012 to treat prostate cancer that has stopped responding to other treatments. It works by blocking androgen receptor proteins, which are involved in promoting the growth of certain types of cancer cells.

Xtandi

is the brand name

image of different drug pills on a surface

Xtandi Overview & Background

Brand Name

Generic Name

First FDA Approval

How many FDA approvals?

Xtandi

Enzalutamide

2012

5

Effectiveness

How Xtandi Affects Patients

Enzalutamide is a drug used to treat prostate cancer that works by blocking testosterone and the hormone receptor that signals its activity. Over time, prostate cancer can become resistant to this treatment, but Enzalutamide was designed to target mutations that occur in these cases. Clinical trials have shown that Enzalutamide can reduce Prostate Specific Antigen (PSA) levels for at least 12 weeks and also decrease the risk of death by 37% compared to a placebo.

How Xtandi works in the body

Enzalutamide is a drug that helps to stop cancer by blocking the effects of androgens (male hormones) in the body. It prevents androgens from binding to their receptors, from entering the nucleus of cells, and from interacting with DNA. Enzalutamide binds to androgen receptors more strongly than other drugs, and it is more effective at blocking the effects of androgens than the natural hormone dihydrotestosterone. This helps to stop the growth of cancer cells.

When to interrupt dosage

The advocated amount of Xtandi is contingent upon the diagnosed disorder. The exact dosage relies on the approach of administration (e.g. Capsule - Oral or Tablet - Oral) specified in the table below.

Condition

Dosage

Administration

Malignant neoplasm of prostate

, 40.0 mg, 80.0 mg

, Oral, Capsule, Capsule - Oral, Tablet - Oral, Tablet, Tablet, film coated, Tablet, film coated - Oral

Malignant Neoplasms

, 40.0 mg, 80.0 mg

, Oral, Capsule, Capsule - Oral, Tablet - Oral, Tablet, Tablet, film coated, Tablet, film coated - Oral

Warnings

There are 20 known major drug interactions with Xtandi.

Common Xtandi Drug Interactions

Drug Name

Risk Level

Description

1,2-Benzodiazepine

Major

The metabolism of 1,2-Benzodiazepine can be increased when combined with Enzalutamide.

3,5-diiodothyropropionic acid

Major

The metabolism of 3,5-diiodothyropropionic acid can be increased when combined with Enzalutamide.

5-androstenedione

Major

The metabolism of 5-androstenedione can be increased when combined with Enzalutamide.

6-O-benzylguanine

Major

The metabolism of 6-O-benzylguanine can be increased when combined with Enzalutamide.

7-ethyl-10-hydroxycamptothecin

Major

The metabolism of 7-ethyl-10-hydroxycamptothecin can be increased when combined with Enzalutamide.

Xtandi Toxicity & Overdose Risk

Enzalutamide can cause birth defects in developing mice when taken in doses of 10 or 30 mg/kg/day. These effects include increased post-implantation loss, birth defects like cleft palate, and decreased anogenital distance. In rats, a single dose of 30 mg/kg caused concentrations of the drug in the fetus that were about 0.3 times the concentration found in the mother's plasma. Studies show that men taking enzalutamide may experience reduction in fertility. Common side effects associated with taking enzalutamide include fatigue, back pain, diarrhea, joint pain, hot flashes, swelling, muscle

image of a doctor in a lab doing drug, clinical research

Xtandi Novel Uses: Which Conditions Have a Clinical Trial Featuring Xtandi?

30 active trials are currently assessing the efficacy of Xtandi in alleviating Castration-related symptoms.

Condition

Clinical Trials

Trial Phases

Malignant neoplasm of prostate

12 Actively Recruiting

Phase 2, Not Applicable, Phase 1, Early Phase 1

Malignant Neoplasms

2 Actively Recruiting

Phase 3, Phase 1

Xtandi Reviews: What are patients saying about Xtandi?

5

Patient Review

12/9/2014

Xtandi for Metastatic Castration-Resistant Prostate Cancer

After two months of use, I started feeling strange fatigue. It would come and go; one minute I'd feel perfectly normal, the next I'd have to lie down. Maybe this is just a side effect of getting older (I'm 72), but it's worth mentioning.

5

Patient Review

9/21/2020

Xtandi for Metastatic Castration-Resistant Prostate Cancer

I was hospitalized after a bad fall in December 2018. That's when they found out I had prostate cancer that had spread to my bones and lymph nodes. My PSA was over 1000 while I was in the hospital. But after starting Xtandi just two months later, my PSA is now under 1 and holding steady!

5

Patient Review

6/29/2013

Xtandi for Metastatic Castration-Resistant Prostate Cancer

5

Patient Review

12/4/2020

Xtandi for castration-resistant prostate cancer

I've only been taking Xtandi for 20 days, but my PSA has already dropped from 5.7 to 1.5—amazing!

4

Patient Review

7/15/2013

Xtandi for Metastatic Castration-Resistant Prostate Cancer

Xtandi was very effective for me in reducing my PSA levels. Within 3 months, it went from 400 to 5.7. I'm feeling much better now and more like myself again.

4

Patient Review

9/10/2020

Xtandi for metastatic castration-sensitive prostate cancer

I started with Firmagon and, after six years, added Xtandi.

3.7

Patient Review

6/5/2016

Xtandi for Metastatic Castration-Resistant Prostate Cancer

I've been on Xtandi for just over a year now. My PSA levels have decreased from 55 to 16 in just three months, and it's help stabilize my sleep patterns, which is great since I take it at bedtime.

3.3

Patient Review

10/12/2017

Xtandi for Metastatic Castration-Resistant Prostate Cancer

I've been on Xtandi for seven months and, so far, it has effectively reduced my PSA levels. I have experienced some joint pain as a side effect, which has slowed me down somewhat.

3

Patient Review

7/22/2016

Xtandi for Metastatic Castration-Resistant Prostate Cancer

So far, this treatment has been working well for me. My PSA levels have halved since starting the medication, but I have experienced some side effects like dizziness and fatigue. I am continuing to look for other alternatives, as I have yet to be diagnosed as metastatic, with no pain or discomfort.

2.7

Patient Review

7/23/2018

Xtandi for malignant tumor or cancer

I'm 88 years old and have prostate cancer that has metastasized. After 60 days of this treatment, my PSA levels went from 5.0 down to .015; however, I experienced a lot of fatigue as well as loss of appetite because of the bad metallic taste in my mouth.

2.7

Patient Review

6/22/2016

Xtandi for Metastatic Castration-Resistant Prostate Cancer

Within three weeks, my PSA levels had decreased significantly. I also experienced better sleep; however, this was unfortunately accompanied by some uncomfortable back pain.

1.7

Patient Review

1/23/2022

Xtandi for Metastatic Castration-Resistant Prostate Cancer

My husband was diagnosed with prostate cancer in February 2019 and his doctor recommended he take Xtandi. However, his PSA readings did not accurately reflect the severity of his condition; by June 2020, he had passed away. In hindsight, it seems like chemo might have been a better option than Xtandi. I would advise getting multiple opinions before starting this treatment.
image of drug pills surrounding a glass of water symbolizing drug consumption

Patient Q&A Section about xtandi

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Does Xtandi cure prostate cancer?

"Xtandi is a hormone therapy used to treat advanced prostate cancer. It can't cure prostate cancer, but it can control it by slowing the progression and spread of the disease."

Answered by AI

What are the side effect of Xtandi?

"If you experience any of the following serious side effects while taking Xtandi, tell your doctor immediately: severe low back pain, difficulty walking or standing, weakness in your lower body, severe and worsening numbness or tingling, sudden loss of bladder or bowel control, fever, cough with yellow or green mucus, stabbing chest pain."

Answered by AI

Is Xtandi a form of chemotherapy?

"XTANDI is a drug that inhibits the androgen receptor. Androgens are a group of hormones that includes testosterone. Androgen receptor inhibitors block the androgen receptor so that androgens cannot attach to them. This can help slow cancer cell growth."

Answered by AI

What does the drug Xtandi do?

"XTANDI is a prescription medicine used to treat men with prostate cancer. XTANDI is for men who have cancer that no longer responds to a hormone therapy or surgical treatment to lower testosterone, or who have cancer that has spread to other parts of the body and who respond to a hormone therapy or surgical treatment to lower testosterone."

Answered by AI

How long does Xtandi extend life?

"The AFFIRM trial showed that Xtandi extends life by an average of 5 months. Out of all the people in the trial who were taking Xtandi, the median overall survival time was 18.4 months. This is compared to the placebo group, whose median overall survival time was only 13.6 months. This difference is statistically significant (p<0.001)."

Answered by AI

Can Xtandi cure cancer?

"Xtandi (enzalutamide) is a hormone therapy used to treat advanced prostate cancer. It doesn't cure prostate cancer, but can control its progression and spread by slowing it down - often for several years."

Answered by AI

Clinical Trials for Xtandi

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Lutetium-177-PSMA-617 for Prostate Cancer

18+
Male
Houston, TX

The purpose of this study is to evaluate the safety and tolerability of Lutetium-177-PSMA-617 (PLUVICTO) in patients with metastatic castration-resistant prostate cancer (mCRPC) and extensive bone metastases, which appear as a "super scan" pattern on a bone scan. Pluvicto is FDA-approved, but patients with super scan bone scans were previously excluded from the VISION clinical trial, leaving a knowledge gap. The study will enroll up to 30 men with metastatic castration-resistant prostate cancer, with an initial dosing approach that differs from the standard dose. The safety and tolerability of PLUVICTO will be evaluated in this study, with a focus on identifying the optimal dose for this population. This study addresses an important gap in understanding how Pluvicto performs in mCRPC patients with super scan findings.

Phase 2
Recruiting

Excel Diagnostics & Nuclear Oncology Center

Ebrahim S. Delpassand, M.D. Chairman & Medical Director, MD., Nuclear Medicine

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177Lu-HTK03170 for Prostate Cancer

18+
Male
Vancouver, Canada

This study will determine the safe initial injected activity of the radioligand therapy 177Lu-HTK03170 for the measurement of dosimetry and initiation of treatment in subjects with PSMA-positive, metastatic castrate resistant prostate cancer, (mCRPC). Subjects will receive treatment which will be escalated between cycles and personalized based on dosimetry calculations and imaging. In addition, antitumour activity will be measured by radiographic response, and further assessments of the treatment will be measured by CT imaging, ctDNA/ctRNA, PSA, PSMA PET/CT, and quality of life questionnaires. Subjects will be followed for 2 years or until they have progression and are switched to another systemic treatment.

Phase 1 & 2
Waitlist Available

BC Cancer

Image of Odette Cancer Centre in Toronto, Canada.

SABR for Prostate Cancer

18+
Male
Toronto, Canada

There is increasing worldwide interest in exploring stereotactic ablative body radiotherapy (SABR) for treating metastases in men with prostate cancer, including for the treatment of oligoprogressive metastases. The latter applies to a situation whereby patients with widespread metastases undergoing systemic therapy present with a solitary or a few metastatic tumors that progress, while all other metastases are stable or responding. The usual practice would be to change systemic therapy at this point, but another approach is to locally ablate the "rogue" metastases and continue the same systemic therapy. SABR used in this scenario may delay the need to switch to another line of systemic therapy and improve progression-free survival while patients stay on the same systemic therapy.

Recruiting
Has No Placebo

Odette Cancer Centre

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