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Hormone Therapy (ADT)

User
Posted 01 Nov 2026 at 06:36

Hello all. 
I'm not sure how to connect my previous posts with this one, so, in brief: I'm 72, have a Gleason Score of 4+3, and my last PSA (Sept 2026) was 4.17. I had a prostate biopsy in September, my 2nd in 4 years. The doctor felt the cancer had moved past AS, so long story short, I'm having a consultation Nov. 4 re receiving treatment via MR-LINAC. My doctors (urologist and cardiologist) both approved. 

That said, my friend went through this and was offered ADT, and refused. He got through his treatment with flying colors (a year ago) and his PSA dropped to negligible. His PSA at the time was 8+. 

However, if ADT is offered to me, I, too, am thinking I do not want it unless the (new) doctor insists. 

Have any of you had it, and if so, how have the side effects been? It seems from what I've read that all of them are unpleasant. 

Would appreciate any opinions, input, advice. Thank you. 

User
Posted 07 Nov 2026 at 09:23

Originally Posted by: Online Community Member

DaveMn:
Thank you for your response. I greatly appreciate it. 
So, you only had to take a month's worth of Bicalutamide? But then the downside (?) was the six Prostap injections? In my case, I was told it would be Lupron. I have to research it all. 
When you say "a few side effects" -- can you let me know what they were? I'm deeply concerned about them. As for "a little weight gain" -- you mean 1-2kg? Did you maintain it by doing extra exercise? 
May I ask how long ago you were on that HT? Did the effects linger for long after you finished it? 
Again, thank you. This is incredibly helpful. 

Tatami53

To answer your questions, I was treated three years ago with ADT, followed by five MR Linac sessions. I had every confidence in my consultant who’d explained that ADT was required to lower my testosterone levels which would improve the effectiveness of the radiation treatment.

I was prescribed a month’s course of Bicalutamide 50mg (28 tablets) plus six Prostap 3.75mg injections. These were administered around the belly button (one each month) and began 14 days after starting the tablets. I’ve checked my notes and I had a seventh injection 3 weeks after finishing the radiotherapy.

As I mentioned before, the ADT treatment caused a loss of erection (as expected) plus other side effects, including a little fatigue (easily managed), tender nipples, some weight gain (around 3kg) and a few hot flushes. I found that moderate to brisk walking for 4-5 miles, at least five days a week, really helped. My weight was back to normal after six months. It was good to find some morning erections returning around ten weeks after the final injection and sex life felt normal again after a further month.

I know that ADT affects men differently but I didn’t have any major issues. I viewed the injections as a necessary step towards recovery and tried not to focus on any negative aspects.

I hope this helps with your concerns about ADT. Again, wishing you all the best with your decisions and forthcoming treatment.

 

User
Posted 01 Nov 2026 at 10:43

Hi - please see my post in your other thread re MR Linac!

I am sure that others will be along with their own experiences to give you so more info about HT.  I wouldn't use the term unpleasant as such to describe the side effects and they affect different people in different ways.

Have a look on this site PCUK for the webinar ADT - The Lowdown, it is run monthly and is very good.

 

 

Best wishes - stay positive

CeePee

User
Posted 01 Nov 2026 at 12:06

Originally Posted by: Online Community Member
However, if ADT is offered to me, I, too, am thinking I do not want it unless the (new) doctor insists.

Hi again.

Have a look at the below link from the excellent prostate matters site. It should clarify many things for you.

The MR Linac, also known as MR guided Radiotherapy (MRgRT) is ideal for patients wanting to avoid surgery, the risk of infection and the risk of incontinence. It is extremely convenient and allows treatment to be over in just 5 visits, which appeals hugely to my patients.

In addition for low-intermediate risk patients, no additional androgen deprivation therapy ( hormone treatment) is required. There may be emerging evidence of benefit with regard to nerve sparing but this is not yet complete.

https://prostatematters.co.uk/treatments-for-in-capsule-diagnoses-t1-t2/prostate-cancer-treatment-more-on-mr-linac/

 

User
Posted 01 Nov 2026 at 15:47

Hi,  ADT gets poor press and that was my reaction when the Oncologist mentioned it for the future. She's repeatedly insisted it has only a marginal effect but some men do react more to it.  Presumably she's treated hundreds of cases and knows about it.  So it's a question of whether it could you could be one that reacts and if taking that route is better than not doing. 

My greatest worry is putting on weight as I'm very lean and it will provide a visible change, although nausea and hot flushes don't sound too great if they happen.  But overall if you have treatment and it comes back you might be kicking yourself.  So I'd go for whatever is recommended and consider asking about whether the doctor is being soft on me.  I'd rather have a spell of feeling bad if it increases chances more.  All the best,

User
Posted 02 Nov 2026 at 08:56

Hi Tatami,

I have incurable metastatic prostate cancer so the prostate is not treated. My options are ADT or Chemo. I chose ADT. I have Decapeptyl injections and Enzalutamide tablets and the results have been amazing. Unfortunately with metastatic it usually stops working after 2 to 3 years, then it's Chemo. The side effects depend on the dose and the person. The Enzalutamide affected my liver and I do get tired and have various aches and pains, plus dry, sensitive skin. It can increase the risk of heart disease and diabetis apparently. I had little choice but as yours hopefully hasn't apread, the radiotherapy may be the better option, especially the new type.

Best wishes, Mac.

User
Posted 02 Nov 2026 at 11:08

Hi Tatami, 

The contrast between your case and mine shows why we need psa testing/early detection. This seems to be happening now, in spite of the screening committee recommendation. Men are coming forward earlier, the "cat is out of the bag". There are more treatment options for you than for me and I hope your meeting on Wednesday goes well for you. I get my latest psa result from my oncologist tomorrow. People cast doubt on the value of psa tests but they are vital for monitoring metastatic PCa.

Best Wisher, Mac.

User
Posted 06 Nov 2026 at 11:33

Hi 
The role of the HT is to stop testosterone from being produced and thereby stopping the food source for the cancer cells. Effectively the cancer is “put to sleep” then the further treatments actively destroy the cancer cells - be it chemo or radiotherapy.

Good luck with all this!

Best wishes - stay positive

CeePee

User
Posted 06 Nov 2026 at 13:36

Tatami53

The advanced imaging technique of the MR Linac may not require a spacer due to its precision in targeting the prostate only. I was treated by the MR Linac and my consultant told me that a spacer wasn’t necessary - so this is something I’d discuss at your next meeting.

You asked about ADT. Prior to my MR Linac treatment, I was prescribed a month’s course of Bicalutamide tablets plus six monthly Prostap injections to reduce my testosterone levels. The ADT treatment caused a loss of erection (as would be expected) plus a few side effects, including some fatigue, tender nipples and a little weight gain - but issues were negligible and easily managed.

User
Posted 06 Nov 2026 at 14:30

Hi - yep that is it. Either the RT or Chemo can be used after starting HT . HTto put the cells to sleep then the other stuff to kill it of.

Edited by member 06 Nov 2026 at 14:33  | Reason: Not specified

Best wishes - stay positive

CeePee

User
Posted 07 Nov 2026 at 13:58

Originally Posted by: Online Community Member

DaveMn: Again, deep thanks. This is such a huge mental adjustment that it's taken me about two months to wake up to what's really going on. 
Your letter is informative and helpful and encouraging, especially knowing that you are well on the other side of it. May I ask how often you had to have your PSA checked? I imagine it was checked during the HT period, and then... 3 months after the last MR-LINAC treatment? May I ask what the high point was and what it finally dropped to? Was your cancer contained in the prostate or had it "broken out"? 
Well, I know I can go on a bit. 
Again, thank you for a very helpful letter. 

I was informed it was contained. I received PSA tests every 2-3 months during the treatment period but now it's every 6 months. My highest PSA was around 5. It's been 0.4 over the past 18 months (3 tests) and my consultant says he's happy if it never rises above 2.0. 

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User
Posted 01 Nov 2026 at 10:43

Hi - please see my post in your other thread re MR Linac!

I am sure that others will be along with their own experiences to give you so more info about HT.  I wouldn't use the term unpleasant as such to describe the side effects and they affect different people in different ways.

Have a look on this site PCUK for the webinar ADT - The Lowdown, it is run monthly and is very good.

 

 

Best wishes - stay positive

CeePee

User
Posted 01 Nov 2026 at 11:44

Thank you. 

I will do as you say. 

User
Posted 01 Nov 2026 at 12:06

Originally Posted by: Online Community Member
However, if ADT is offered to me, I, too, am thinking I do not want it unless the (new) doctor insists.

Hi again.

Have a look at the below link from the excellent prostate matters site. It should clarify many things for you.

The MR Linac, also known as MR guided Radiotherapy (MRgRT) is ideal for patients wanting to avoid surgery, the risk of infection and the risk of incontinence. It is extremely convenient and allows treatment to be over in just 5 visits, which appeals hugely to my patients.

In addition for low-intermediate risk patients, no additional androgen deprivation therapy ( hormone treatment) is required. There may be emerging evidence of benefit with regard to nerve sparing but this is not yet complete.

https://prostatematters.co.uk/treatments-for-in-capsule-diagnoses-t1-t2/prostate-cancer-treatment-more-on-mr-linac/

 

User
Posted 01 Nov 2026 at 15:47

Hi,  ADT gets poor press and that was my reaction when the Oncologist mentioned it for the future. She's repeatedly insisted it has only a marginal effect but some men do react more to it.  Presumably she's treated hundreds of cases and knows about it.  So it's a question of whether it could you could be one that reacts and if taking that route is better than not doing. 

My greatest worry is putting on weight as I'm very lean and it will provide a visible change, although nausea and hot flushes don't sound too great if they happen.  But overall if you have treatment and it comes back you might be kicking yourself.  So I'd go for whatever is recommended and consider asking about whether the doctor is being soft on me.  I'd rather have a spell of feeling bad if it increases chances more.  All the best,

User
Posted 02 Nov 2026 at 08:56

Hi Tatami,

I have incurable metastatic prostate cancer so the prostate is not treated. My options are ADT or Chemo. I chose ADT. I have Decapeptyl injections and Enzalutamide tablets and the results have been amazing. Unfortunately with metastatic it usually stops working after 2 to 3 years, then it's Chemo. The side effects depend on the dose and the person. The Enzalutamide affected my liver and I do get tired and have various aches and pains, plus dry, sensitive skin. It can increase the risk of heart disease and diabetis apparently. I had little choice but as yours hopefully hasn't apread, the radiotherapy may be the better option, especially the new type.

Best wishes, Mac.

User
Posted 02 Nov 2026 at 10:23

I am so sorry that you are dealing with this. It was brave of you to share it. 
I've been monitored for 4 years. It was only recently that there was an uptick to the PSA scores and after I pushed for it, a 2nd biopsy was done. 

I will find out in two days whether I can use the MR-Linac option. I hope I can. 

I hope you have a great team of doctors and a great support team. 

I reached out to this group because essentially I am extremely isolated. 

Thank you for sharing your situation. 

All good thoughts to you. 

User
Posted 02 Nov 2026 at 11:08

Hi Tatami, 

The contrast between your case and mine shows why we need psa testing/early detection. This seems to be happening now, in spite of the screening committee recommendation. Men are coming forward earlier, the "cat is out of the bag". There are more treatment options for you than for me and I hope your meeting on Wednesday goes well for you. I get my latest psa result from my oncologist tomorrow. People cast doubt on the value of psa tests but they are vital for monitoring metastatic PCa.

Best Wisher, Mac.

User
Posted 02 Nov 2026 at 11:45

Mac, hello. 

Thank you for your post. 

I was lucky in that I had a great cardiologist who must have had some foresight and said, "Let's make sure we add PSA to your blood test. (This was back in 2013.) I think what had happened is that during a CT or an MRI a (benign) cyst was found on my kidney. This freaked me out until I discovered that this is not unusual at all. I had to keep searching for English-speaking urologists and quite by accident I found one that ensured that I had my PSA checked every time we did a blood test. 

The bizarre thing is that while it did climb to 5.62 in April of 2022, after the June 2022 biopsy (my first), it fell, over 3.5 years, to 2.17. My urologist could not figure it out. But he did say that if it climbed 3x successively,  a new biopsy might be in order. 

At present (or as of September 2026), the cancer is contained in the prostate. While that is somewhat comforting, I will not feel "right" again until I know the cancer has been treated, hopefully via MR-Linac. We'll see. 

But, to your larger point, yes, PSA seems to be extremely important to be aware of and to stay on top of, and I think/believe that I have done so. 

Many thanks!

User
Posted 06 Nov 2026 at 11:19

To Peter2016:

I've thought about what you said. I believe the doctor was telling me (but I will meet him again) that by having the HT first, it will lower the PSA and reduce the presence of cancer, which I presume (I should not, which is why I'm meeting with him again) will make it easier when receiving the MR-LINAC treatment. 

The last thing I want is a reoccurrence. IF having the HT will prevent that (is anything preventable, I do not know), then HT it will be. 

I feel quite naïve in that I honestly thought I was going to go in, schedule 5 sessions of MR-LINAC and be done with it. But it's seeming that that will not be the case. 

Thank you for your comment; I appreciate it. 

User
Posted 06 Nov 2026 at 11:33

Hi 
The role of the HT is to stop testosterone from being produced and thereby stopping the food source for the cancer cells. Effectively the cancer is “put to sleep” then the further treatments actively destroy the cancer cells - be it chemo or radiotherapy.

Good luck with all this!

Best wishes - stay positive

CeePee

User
Posted 06 Nov 2026 at 12:52

I was going to start a new thread, but perhaps it is best to keep it here. I don't really know how this site works. I'm really grateful for all of your responses. They have greatly benefitted me. 

In brief, I met with a radiology oncologist two days ago, as had been planned. I really thought that I was going to set up an appointment for my 5-time MR-LINAC treatment. Instead, the doctor said I should start with 6 months of HT, using Bicalutamide and Leuplin (Lupron). 

I was honestly taken aback and ended up stuttering through the rest of my session because HT was the last thing on my mind, and all my research indicated that the side effects were unpleasant (that's being kind) and long-lasting. 

I said couldn't we move past the HT and start with the MR-LINAC radiation treatments. He said it was possible, but I would first have to have a (rectal) spacer inserted. This was also news to me and threw me off again. 

The doctor, I will say, was quite fantastic, and spent nearly two hours with me (and my partner) explaining everything about the HT, the spacer, and the MR-LINAC treatment. 

He said, if I understood him correctly (remember, I was basically in shock) that the chance of reoccurrence without doing the HT first was higher. 

Obviously, I do not want any chance of any reoccurrence. 

I'm saying all this to let you know that the drugs mentioned were Bicalutamide (daily) and Leuplin (Lupron) (injectable, 1x every 3 months). 

He said 80-90% of the patients he treated agreed to it. 

I am wondering if any of you gentleman had this combination of drugs for HT? Also, did you need to do HT for six months prior to receiving EBR (which is essentially what the MR-LINAC machine offers, if I understand correctly)?

I have been extremely fortunate for 72 years. I do have high blood pressure, for which I've been taking medication for at least 10 years. So, the idea of these two drugs with multiple-side effects has been causing me untold anxiety (although I've been keeping it to myself, hence turning to this community). 

Some of you have been very kind to respond to my posts. As I have not actually received treatment yet, I cannot offer words of wisdom to anyone, but I promise that, assuming I get through this in one piece, I will share my experiences in the hope they may benefit someone. 

In the meanwhile, I want to know specifically how long your HT was for, which drugs you were told to take, and what kind of an effect they had (or have had) on your life. 

Thank you in advance. 

(NOTE: As I finished writing this, I see a message from CeePee which brilliantly sums up what I may need to know. Nonetheless, all responses are welcome!)

User
Posted 06 Nov 2026 at 12:55

To CeePee:

You said: "The role of the HT is to stop testosterone from being produced and thereby stopping the food source for the cancer cells. Effectively the cancer is “put to sleep” then the further treatments actively destroy the cancer cells - be it chemo or radiotherapy."

So, if I understand correctly, doing the HT first is a benefit, because it prevents further cancer cells from growing (but doesn't kill the existing ones?), and then radiotherapy will do the job of destroying the rest of them? 

Is this the correct understanding of what you said? 

Thank you for posting!



User
Posted 06 Nov 2026 at 13:36

Tatami53

The advanced imaging technique of the MR Linac may not require a spacer due to its precision in targeting the prostate only. I was treated by the MR Linac and my consultant told me that a spacer wasn’t necessary - so this is something I’d discuss at your next meeting.

You asked about ADT. Prior to my MR Linac treatment, I was prescribed a month’s course of Bicalutamide tablets plus six monthly Prostap injections to reduce my testosterone levels. The ADT treatment caused a loss of erection (as would be expected) plus a few side effects, including some fatigue, tender nipples and a little weight gain - but issues were negligible and easily managed.

User
Posted 06 Nov 2026 at 14:30

Hi - yep that is it. Either the RT or Chemo can be used after starting HT . HTto put the cells to sleep then the other stuff to kill it of.

Edited by member 06 Nov 2026 at 14:33  | Reason: Not specified

Best wishes - stay positive

CeePee

User
Posted 06 Nov 2026 at 15:04

DaveMn:
Thank you for your response. I greatly appreciate it. 

So, you only had to take a month's worth of Bicalutamide? But then the downside (?) was the six Prostap injections? In my case, I was told it would be Lupron. I have to research it all. 

When you say "a few side effects" -- can you let me know what they were? I'm deeply concerned about them. As for "a little weight gain" -- you mean 1-2kg? Did you maintain it by doing extra exercise? 

May I ask how long ago you were on that HT? Did the effects linger for long after you finished it? 

Again, thank you. This is incredibly helpful. 


User
Posted 07 Nov 2026 at 09:23

Originally Posted by: Online Community Member

DaveMn:
Thank you for your response. I greatly appreciate it. 
So, you only had to take a month's worth of Bicalutamide? But then the downside (?) was the six Prostap injections? In my case, I was told it would be Lupron. I have to research it all. 
When you say "a few side effects" -- can you let me know what they were? I'm deeply concerned about them. As for "a little weight gain" -- you mean 1-2kg? Did you maintain it by doing extra exercise? 
May I ask how long ago you were on that HT? Did the effects linger for long after you finished it? 
Again, thank you. This is incredibly helpful. 

Tatami53

To answer your questions, I was treated three years ago with ADT, followed by five MR Linac sessions. I had every confidence in my consultant who’d explained that ADT was required to lower my testosterone levels which would improve the effectiveness of the radiation treatment.

I was prescribed a month’s course of Bicalutamide 50mg (28 tablets) plus six Prostap 3.75mg injections. These were administered around the belly button (one each month) and began 14 days after starting the tablets. I’ve checked my notes and I had a seventh injection 3 weeks after finishing the radiotherapy.

As I mentioned before, the ADT treatment caused a loss of erection (as expected) plus other side effects, including a little fatigue (easily managed), tender nipples, some weight gain (around 3kg) and a few hot flushes. I found that moderate to brisk walking for 4-5 miles, at least five days a week, really helped. My weight was back to normal after six months. It was good to find some morning erections returning around ten weeks after the final injection and sex life felt normal again after a further month.

I know that ADT affects men differently but I didn’t have any major issues. I viewed the injections as a necessary step towards recovery and tried not to focus on any negative aspects.

I hope this helps with your concerns about ADT. Again, wishing you all the best with your decisions and forthcoming treatment.

 

User
Posted 07 Nov 2026 at 11:46

DaveMn: Again, deep thanks. This is such a huge mental adjustment that it's taken me about two months to wake up to what's really going on. 

Your letter is informative and helpful and encouraging, especially knowing that you are well on the other side of it. May I ask how often you had to have your PSA checked? I imagine it was checked during the HT period, and then... 3 months after the last MR-LINAC treatment? May I ask what the high point was and what it finally dropped to? Was your cancer contained in the prostate or had it "broken out"? 

Well, I know I can go on a bit. 

Again, thank you for a very helpful letter. 

User
Posted 07 Nov 2026 at 13:58

Originally Posted by: Online Community Member

DaveMn: Again, deep thanks. This is such a huge mental adjustment that it's taken me about two months to wake up to what's really going on. 
Your letter is informative and helpful and encouraging, especially knowing that you are well on the other side of it. May I ask how often you had to have your PSA checked? I imagine it was checked during the HT period, and then... 3 months after the last MR-LINAC treatment? May I ask what the high point was and what it finally dropped to? Was your cancer contained in the prostate or had it "broken out"? 
Well, I know I can go on a bit. 
Again, thank you for a very helpful letter. 

I was informed it was contained. I received PSA tests every 2-3 months during the treatment period but now it's every 6 months. My highest PSA was around 5. It's been 0.4 over the past 18 months (3 tests) and my consultant says he's happy if it never rises above 2.0. 

User
Posted 07 Nov 2026 at 22:14

Thank you again for the information. 

I was informed that it was contained, but "might" be at the outer edges. The doctor simply couldn't tell. My highest PSA was 5.62 in May of 2022. Last reading (September 2026) was 4.15, after the 2nd biopsy. 

I am inspired by your exercise regime. I want to follow it as closely as I can. 

So, while you were doing your walks, you weren't hit by the need to suddenly urinate? Did the hot flushes hit during the walks? 

I ensure I use the restroom before I embark on any walks, but I sense this treatment will create additional stresses.

User
Posted 08 Nov 2026 at 12:18

Originally Posted by: Online Community Member

Thank you again for the information. 
I was informed that it was contained, but "might" be at the outer edges. The doctor simply couldn't tell. My highest PSA was 5.62 in May of 2022. Last reading (September 2026) was 4.15, after the 2nd biopsy. 
I am inspired by your exercise regime. I want to follow it as closely as I can. 
So, while you were doing your walks, you weren't hit by the need to suddenly urinate? Did the hot flushes hit during the walks? 
I ensure I use the restroom before I embark on any walks, but I sense this treatment will create additional stresses.

You're welcome.

Hot flushes from the ADT weren't every day. They tended to happen when I was in bed at night, so not a problem.

There isn't, and never was any urgent need to pee when I'm walking 4-5 miles. I take on water before leaving as I don't want to carry a bottle with me. As a result, I do need to pee once after a few miles but I'm on my own in the countryside. The sheep don't seem to care!

 
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