When to taper prednisone when starting kevzara

Posted by ronludington @ronludington, Sep 30, 2025

I have had 2 doses of kevzara, the 3rd going in in 3 days. I was feeling pretty good , thinking maybe this kevzara is kicking in early .. (nope) I was on 10mg of prednisone . My rheumatologist said go down to 7.5 after a month on kevzara. So a week after the 2nd dose, I dropped to 7.5. First 2 days we're no problem, the 3rd day, I woke up to feeling like being run over by a truck. I couldn't wait to get that 7.5 in me. A couple hours later I started to feel better. So, I'm assuming withdrawl. Today (a day later) not so bad, (but not good either) but if kevzara takes 3 months to kick in fully, shouldn't we start our taper a little later into the process, maybe after the 4th shot ? (I'm on the 200 every 14 days protocol)

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Kevzara only treats the inflammation caused by PMR. I suspect you are feeling withdrawal symptoms. Withdrawal symptoms may be a few days or they may persist for a long time.

IF your adrenals are suppressed, you will still need to taper your Prednisone dose slowly when on Kevzara. The degree that your adrenal function is suppressed depends on many factors.

Approximately 7 mg is when people begin to feel Prednisone withdrawal symptoms. The reason people feel withdrawal symptoms is because their adrenals are suppressed.

While 7 mg is often cited as a critical point in the tapering process, especially for those on prolonged prednisone therapy, the withdrawal symptoms and the rate of tapering depend on individual factors. For some patients on long-term prednisone, symptoms of adrenal insufficiency may only appear when the dose drops below 5 mg per day.

We are all different. I took Prednisone for 12+ years until Actemra was tried. Kevzara should work similarly to Actemra. From 10 mg, I tapered by 1 mg per month for the first 3 months while I did Actemra injections every 2 weeks. When I reach 7 mg. I tapered by 1 mg per week until I reached 3 mg.

When I was on 3 mg I felt significant withdrawal symptoms. It was confirmed that my cortisol level was low. I needed to stay on 3 mg for 6 months until my cortisol level improved. Once my cortisol level improved, an endocrinologist said it would be safe to stop Prednisone. Apparently, 3 mg is a small dose according to my endocrinologist. She said there was no need for me to taper from that low of a dose as long as PMR was under control.

This is what I did --- my personal experience only --- listen to your doctor before listening to me. There is no single correct way to taper off prednisone. There's also a chance that Kevzara might not work at all. My rheumatologist offered no guarantees that Actemra would work for me but it did. I was able to taper off Prednisone but it still took me a year. Most of that time was due to adrenal insufficiency because of being on Prednisone for 12 + years.

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Ditto @dadcuedadcue

Simular taper experience. My Dr said no more than 10% taper at a time.
Ask your dr……it’s your body and scream for help if you have to.

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Profile picture for Mike @dadcue

Kevzara only treats the inflammation caused by PMR. I suspect you are feeling withdrawal symptoms. Withdrawal symptoms may be a few days or they may persist for a long time.

IF your adrenals are suppressed, you will still need to taper your Prednisone dose slowly when on Kevzara. The degree that your adrenal function is suppressed depends on many factors.

Approximately 7 mg is when people begin to feel Prednisone withdrawal symptoms. The reason people feel withdrawal symptoms is because their adrenals are suppressed.

While 7 mg is often cited as a critical point in the tapering process, especially for those on prolonged prednisone therapy, the withdrawal symptoms and the rate of tapering depend on individual factors. For some patients on long-term prednisone, symptoms of adrenal insufficiency may only appear when the dose drops below 5 mg per day.

We are all different. I took Prednisone for 12+ years until Actemra was tried. Kevzara should work similarly to Actemra. From 10 mg, I tapered by 1 mg per month for the first 3 months while I did Actemra injections every 2 weeks. When I reach 7 mg. I tapered by 1 mg per week until I reached 3 mg.

When I was on 3 mg I felt significant withdrawal symptoms. It was confirmed that my cortisol level was low. I needed to stay on 3 mg for 6 months until my cortisol level improved. Once my cortisol level improved, an endocrinologist said it would be safe to stop Prednisone. Apparently, 3 mg is a small dose according to my endocrinologist. She said there was no need for me to taper from that low of a dose as long as PMR was under control.

This is what I did --- my personal experience only --- listen to your doctor before listening to me. There is no single correct way to taper off prednisone. There's also a chance that Kevzara might not work at all. My rheumatologist offered no guarantees that Actemra would work for me but it did. I was able to taper off Prednisone but it still took me a year. Most of that time was due to adrenal insufficiency because of being on Prednisone for 12 + years.

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@dadcue Hi Mike, I have been on prednisone for PMR and trying to taper. I am currently alternating 7 mg one day 6 mg the next. Ever since I have moved to 7 mg my right shoulder pain has increased. My rheumatologist recommended going back up to 7.5 mg to and then alternating between 7.5 and 7 mg.
She has mentioned adding either Kevzara or Actemra (I'm not sure my insurance will cover the Kevzara). I noticed that you were able to come off the prednisone which is wonderful however I didn't see if you were still taking the Actemra. If you are still on the Actemra how long did your rheumatologist say you would need to be on it?

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I agree that you probably tapered too soon after starting Kevzara, and your prednisone dose is too low to handle your PMR. When I started Actemra to treat GCA and PMR, I was at 60 mg of prednisone. At 3 months after starting I was at 30 mg. So while the Actemra was building up to full strength I was still taking high doses of prednisone. I never had any symptoms of GCA or PMR once I started treatment.

6 shots would be 3 months, so that might be the right time for you to start tapering down from 10.

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Profile picture for pappy6 @pappy6

@dadcue Hi Mike, I have been on prednisone for PMR and trying to taper. I am currently alternating 7 mg one day 6 mg the next. Ever since I have moved to 7 mg my right shoulder pain has increased. My rheumatologist recommended going back up to 7.5 mg to and then alternating between 7.5 and 7 mg.
She has mentioned adding either Kevzara or Actemra (I'm not sure my insurance will cover the Kevzara). I noticed that you were able to come off the prednisone which is wonderful however I didn't see if you were still taking the Actemra. If you are still on the Actemra how long did your rheumatologist say you would need to be on it?

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@pappy6

I still do an Actemra infusion every month. There is some flexibility and sometimes the time between my infusions is more than a month. I have not been able to completely stop Actemra. I don't think my rheumatologist is so concerned about a PMR flare as he is about flare-ups of some of my other medical conditions.

I'm not the best example of a patient with an isolated case of PMR or GCA with no other medical conditions. I'm not so sure isolated cases of PMR or GCA even exist in the wild. It is the combination of different medical conditions, our genetics and our environment that makes everyone different.

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Profile picture for pappy6 @pappy6

@dadcue Hi Mike, I have been on prednisone for PMR and trying to taper. I am currently alternating 7 mg one day 6 mg the next. Ever since I have moved to 7 mg my right shoulder pain has increased. My rheumatologist recommended going back up to 7.5 mg to and then alternating between 7.5 and 7 mg.
She has mentioned adding either Kevzara or Actemra (I'm not sure my insurance will cover the Kevzara). I noticed that you were able to come off the prednisone which is wonderful however I didn't see if you were still taking the Actemra. If you are still on the Actemra how long did your rheumatologist say you would need to be on it?

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@pappy6 I think Kevzara was recently approved for treating
PMR. That's probably why it might be covered by insurance.

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Everyone, Kevzara was approved in2017, according to the internet.
I have just come off 11 months with a successful slowwww prednisone taper from 8mg over 3.5 months. All good. Note: I have crossed the 2 yr threshold from when I most likely started with PMR too.
Totally covered by my Medicare and supplemental less my deductible.
Note: Kevzara does have some of its own financial help too.
As always, talk with your DR first.

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I’m self injecting 200mg/1.14ml of Kevzara every 2 weeks and just gave myself injection #5. This means that I have 8 weeks (2 months) of Kevzara in my system as of today.
I started Prednisone 40 mg/day in mid-November 2025, (less than 4 months ago) and have tapered down to, and have been on 10mg for the past two weeks.
(I feel fine.)
I reduced my Prednisone to 8.5mg today.
[So, today I have 2 months on Kevzara and taking 8.5 mg of Prednisone, down from 10mg.]
I’ll keep replying (updating my experience) on this thread to hopefully help answer your question, ronludington and others who, like me, want to know.
I’m going to update with facts and not “plans” or “hope-to’s.”
Of course, we are all different and began this journey differently, and with different treatment plans and amounts.
Hopefully, we are enough alike that this record will help.
Five more variables about me:
Male
5’-7”
177 lbs.
age 69
Strict Mediterranean diet
(4years)

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Profile picture for stonewheel @stonewheel

I’m self injecting 200mg/1.14ml of Kevzara every 2 weeks and just gave myself injection #5. This means that I have 8 weeks (2 months) of Kevzara in my system as of today.
I started Prednisone 40 mg/day in mid-November 2025, (less than 4 months ago) and have tapered down to, and have been on 10mg for the past two weeks.
(I feel fine.)
I reduced my Prednisone to 8.5mg today.
[So, today I have 2 months on Kevzara and taking 8.5 mg of Prednisone, down from 10mg.]
I’ll keep replying (updating my experience) on this thread to hopefully help answer your question, ronludington and others who, like me, want to know.
I’m going to update with facts and not “plans” or “hope-to’s.”
Of course, we are all different and began this journey differently, and with different treatment plans and amounts.
Hopefully, we are enough alike that this record will help.
Five more variables about me:
Male
5’-7”
177 lbs.
age 69
Strict Mediterranean diet
(4years)

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@stonewheel

I think it is crucial to share personal experiences. All the research in the world from self proclaimed experts doesn't always tell the whole story. Personal real world experiences are also very important whether they be good or bad experiences. Research often has the wrong interpretation and often seems disconnected with real world experiences.

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Profile picture for stonewheel @stonewheel

I’m self injecting 200mg/1.14ml of Kevzara every 2 weeks and just gave myself injection #5. This means that I have 8 weeks (2 months) of Kevzara in my system as of today.
I started Prednisone 40 mg/day in mid-November 2025, (less than 4 months ago) and have tapered down to, and have been on 10mg for the past two weeks.
(I feel fine.)
I reduced my Prednisone to 8.5mg today.
[So, today I have 2 months on Kevzara and taking 8.5 mg of Prednisone, down from 10mg.]
I’ll keep replying (updating my experience) on this thread to hopefully help answer your question, ronludington and others who, like me, want to know.
I’m going to update with facts and not “plans” or “hope-to’s.”
Of course, we are all different and began this journey differently, and with different treatment plans and amounts.
Hopefully, we are enough alike that this record will help.
Five more variables about me:
Male
5’-7”
177 lbs.
age 69
Strict Mediterranean diet
(4years)

Jump to this post

@stonewheel The half-life of Kevzara is 8-10 days on average initially. This means that you would not have a full dose in your body until at least 50 days. So, from that position you would be good to start tapering. The interesting thing about Kevzara's half-life, is once you get to a steady state the half-life changes to 28-49 days - this would only be valuable information if you need to stop taking Kevzara to know when it would be out of your blood stream. At 49 days it would not be out of your system for 245 days. Five half-lives is considered the general rule to clear your system or to build to steady state.

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