LU-177 I&T, FAILURE?: Just received PSA... - Advanced Prostate...

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LU-177 I&T, FAILURE?

john4803 profile image
30 Replies

Just received PSA results from 4th Infusion of LU-177 I&T, as part of the Eclipse Study. It increased from 0.1 to 0.2.

PSA baseline was 2.0.

Following 1st infusion PSA dropped to 0.3.

Following 2nd infusion no PSA was taken.

Following 3rd infusion PSA 0.1.

Following 4th infusion PSA 0.2.

Having PSMA PET Scan 8/22 & CT & Bone Scans 8/23/23. Will know more then.

Am I panicking, thinking that LU-177 is failing?

Any other warriors have similar fluctuations?

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john4803
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30 Replies
SWJH profile image
SWJH

My psa was 138 before my first shot after the 3rd it was down to 11. I haven't had labs since my last shot a week ago.

john4803 profile image
john4803 in reply to SWJH

That's quite remarkable! Would you mind sharing your history?

ARIES29 profile image
ARIES29 in reply to john4803

I had two shots years ago, PSA was 19.6 reduced to 2 after first shot & 1.6 after second then they would not ley me have the third after they found out I had not been on ADT recently.

After two years it was back to 19 again.

john4803 profile image
john4803 in reply to ARIES29

That's a shame because in the Eclipse trial you have to be on ADT. You might want to try it again, if you can?

SViking profile image
SViking in reply to ARIES29

How did they find out you had not been on ADT?

ARIES29 profile image
ARIES29 in reply to SViking

My GP recommended me in the first place & I started treatment without any questions asked, until somebody did ask me, then no third treatment.

Like they have the power over life & death.

john4803 profile image
john4803 in reply to ARIES29

Wow, looking at your bio you have battled this disease longer than most! Our goal is to survive long enough until they come up a "real" cure!

ARIES29 profile image
ARIES29 in reply to john4803

That is the plan, but it would be better if they could come up with that magic bullet or pill or whatever.

Lu-177 has different SE for different people I noticed, some people do well for years & some not. I developed stomach pain & my right knee had pain after the second infusion but PSA took two years to come back.

john4803 profile image
john4803 in reply to ARIES29

I've got some nerve pain, seemingly in my old lesions on the spine & ribs. Killing may still be going on there? I am on Gabapentin (Neurontin) now. I would sure like to have 2 yrs. of no or low PSA!

Ramp7 profile image
Ramp7

I had similar results. Initially responded but not durable. Went to Johns Hopkins met with Sam Denmeade, doing a self administered BAT protocol. So far with positive results and improved quality of life.

john4803 profile image
john4803 in reply to Ramp7

Hope it continues to work!

Yank66 profile image
Yank66

DH’s PSA fluctuated 4 points from 27 to 31 between 4th and 5th infusion. After 5th infusion it decreased to16.7. Could Fluctuation be from dead PSA being released into bloodstream? Wishing you the best

Bobcat64 profile image
Bobcat64 in reply to Yank66

I just had treatment number 5 and have had a slight increase in psa after each infusion.

john4803 profile image
john4803 in reply to Bobcat64

So, what does your Doc. think about that?

john4803 profile image
john4803 in reply to Yank66

That's what we are hoping is happening, because per our Doc. the LU 177 continues to work for quite a while! Best of luck to you!

john4803 profile image
john4803 in reply to Yank66

Yes, that is what we hope is happening. A PET Scan will hopefully be more informative.

Best of luck to yours, also!

DenDoc profile image
DenDoc

I am about to start treatment. 6 scheduled. My oncologist says we will not follow PSA because it is not a true reflection of cancer activity during this treatment. He will get a PSA and a PET scan after the 4th dose and decide if we go further. My PSA is rising 1 point per month and I am just over 20 now. Docetaxol with huge side effects last year.

john4803 profile image
john4803 in reply to DenDoc

Yes, the Eclipse team said I should get PSMA PET scan to see what's going on. Unfortunately the study only provided for one PET scan, at the beginning & only CT's & Bone Scans afterward. I just about finished with the trial and primary care MO has me scheduled for one. Hopefully, a scan for you will show better results!

cfrees1 profile image
cfrees1 in reply to john4803

Yep, time to progression on this trial is based on CT and bone scans. They don’t care about PSA at all. I am now switching to 12 week intervals. So far, no evidence of progression for me.

john4803 profile image
john4803 in reply to cfrees1

I see you started the Eclipse in February. So did I. Would you mined revealing your PSA numbers. After next week's CT & Bone Scan I will switch to 12 week intervals, too!

cfrees1 profile image
cfrees1 in reply to john4803

I was just under 4 last month. I was 21 when I started in February.

john4803 profile image
john4803 in reply to cfrees1

So are you following up with your original MO/URO or are you just going with the Eclipse Scans, in the future?

Did you have any pain with your lesions. I am having a burning/stabbing pain at some of the old sites. We are speculating that it could be the voids left by the dead cancer cells in my spine & compression of surrounding nerves? Once regrowth of bone occurs, in those areas, the nerve pain with dissipate, we hope?

cfrees1 profile image
cfrees1 in reply to john4803

I didn’t have any pain actually. I had once suspicious spot on L6 but that seems to have resolved. I will follow up with my new Oncologist after my scans in October. My current MO is the new President/CEO of the Prostate Cancer Foundation so he is giving up his patients. For now I will continue my monthly Lupron and monitor my PSA.

john4803 profile image
john4803 in reply to cfrees1

I did my Eclipse trial at the "Center of Excellence" at St. Louis U Hospital. Their Doc. of Nuclear Medicine did a stint in Australia to stay up to date on LU177 use.

TTJJ1 profile image
TTJJ1

I am not an expert but that slight fluctuation doesn't seem to be anything to worry about yet; especially at that number and variation.

I had my 4th infusion 3 weeks ago. Before starting Pluvicto PSA was 68.37. Had labs today and PSA is 9. next infusion in three weeks.

All the best to you stay strong.

john4803 profile image
john4803 in reply to TTJJ1

Yeah, hope you are right and the LU177 is continuing to do it's job and staying ahead of the cancer repopulation attempt!

Best of luck with the additional infusions.

After my 3rd I stared developing back pain. We theorize that before the regrowth of bone, in my spine, etc., the nerves may be affected. This should pass eventually, with new growth, but I am now on Gabapentin (Neurontin).

cfrees1 profile image
cfrees1 in reply to john4803

Update. My PSA has started to rise but sufficient progression is not showing up in the scans. For failure per the trial, they need to witness two NEW ares of metastasis. So I continue forward, with monthly Lupron and quarterly scans. I discussed with my current onc and spoke to Dr. Ryan of PCF, and both agree cont8nuing forward is the best option until we see measurable progression. I am a year in so far which seems good to me.

ARIES29 profile image
ARIES29

I had good results on Firmagon now & hopeful of T2 one day.

MateoBeach profile image
MateoBeach

Were you already on ADT when you had the intake PSA of 2? If so then the decline is likely due to the Lu treatments. You have a 95% PSA response down to 0.10! The repeat PSMA PET is the right way to go and compare to the intake one. Hopefully confirm the PSA results. Good luck with the back pain.

john4803 profile image
john4803 in reply to MateoBeach

Yes, I was on ADT. I was on Erleada, also, for 6 months before it failed.

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