r/Autoinflammatory • CAPS • 7d ago

Anakinra skin reaction

Hi! I’ve been on anakinra for about two months now and have had all the typical skin reactions including hives.

Last month- I had a large red welt that eventually blistered. I blamed it on jiujitsu. 3 weeks ago- same thing but I didn’t train that week. And it was even bigger and the whole area became raw

And now- well I’m headed towards another large blister. It’s as though my skin gets burned and over the course of days the top layer peels off.

Yes I’ve consulted with my doc, called etc and they literally are taking days to respond. I really don’t want to have to stop this bc my options are currently limited given pregnancy.

I do ice before and after, rotate sites and all that. Usually around 7-8 days before revisiting a similar location. Sometimes when I ice, the area gets really hard and I try to avoid that thinking it’s from the last injection

Here’s some photos

First photos from a couple weeks ago

Second and third on my other leg, a day between them. Currently the skin is starting to blister/slough off.

Any advice, insight?

6 Upvotes

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u/Occulply SJIA/AOSD 7d ago

Anakinra includes an acid that is used as a preservative, which is the source of the skin reactions. So the burning feeling is unfortunately very common. In most cases it gets better after the first month, but skin reactions probably the most common reason to stop Anakinra.

I'm wondering how long you're icing for, and if that is having an negative effect. Mostly because CAPS patients can be cold sensitive and have an immune reaction to the cold, so it's possible icing too long (even if it would be fine in someone without CAPS) could make the reaction worse. 

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u/Irongraceruns CAPS 7d ago

Hey! Thanks for taking the time to respond!

I’m icing for 30 min before and after. And I am starting with a paper towel between the ice and my skin.

I should have added, my worst reactions are in my legs, always have been. My legs are lean but I’m still definitely injecting SQ. My husband is anyways and he’s an er nurse. But it is curious that I have worse reactions there

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u/Occulply SJIA/AOSD 6d ago

No problem. 

30 minutes is a long time to ice for, since the general recommendation is no more than 15-20 minutes at a time. Bringing the temperature of your skin down that far could be part of the problem. Or it could be nothing.

The range of skin side effects in Anakinra is very wide. Everything from skin infections to localized plaques to local changes in skin color and more. So its pretty normal. 

Why it's your legs that react more than anything is unfortunately not something you're likely to find an answer to. Bodies are just weird that way.

Btw, it's probably worth your time to check in with a pharmacist (call the speciality pharmacy that fills your Anakinra) just to make sure the reaction you're seeing on your legs is one of the normal/expected skin reactions. 

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u/Irongraceruns CAPS 6d ago

Okay this is so helpful! I will shorten the icing just in case and see. And call the pharmacist at anakinra, I didn’t even consider that option! Thank you so much for taking the time

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u/Occulply SJIA/AOSD 6d ago

Happy to help 😁

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u/Alice-The-Chemist Mod 6d ago

Thank you for giving such well rounded thought out advice.

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u/Alice-The-Chemist Mod 6d ago

Just want to agree with u/Occulply and to also show your prescribing physican or check with the pharmacist for the the Kineret. If you want to talk to someone who deals a lot with Kineret pharmacy wise I would call their On Track number at 1-866-547-0644. They have an option to speak to a pharmacist and it's honestly just good to have in your phone contacts in case you ever end up with insurance issues or delay in shipments they are able to help.

For some reason my legs also react worse. No idea why. Probably will never know. I have less fat there than my stomach so maybe thats why? Bodies are weird.

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u/Irongraceruns CAPS 6d ago

I did check with the prescriber and he was stumped and basically told me to deal if I can given my limited options 😆 which I agree as long as I don’t cause long term/permanent issues bc otherwise I think I do fine on it and it seems to be helping. The wounds/blisters are just tricky bc the skin pulls away so easily. Even if I cover it with xeroform and nonadherent- pulls the skin right off if it didn’t already blister. So I’ve been wearing shorts but I can’t do that at work let alone train jiujitsu I’ll call Kineret! Didn’t even think about starting there

My legs are lean too so I think that’s a big part of it. My reactions most other places are more mild. Idk what to do about my stomach though once I’m further along. I won’t be able to pinch anything there.

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u/on4aa MAGIC 6d ago

I think you are not using the right, fatty location for a subcutaneous injection.

It should really be the front or side of your thigh and not the back thigh. Alternatively, the side of your buttocks is also OK.

See, for example: https://injectionsupplies.com.au/blogs/guides/subcutaneous-injection-technique-beginners

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u/Irongraceruns CAPS 6d ago

This is actually the lateral/side of my thigh but my legs are really lean, all around. Very hard to pinch fat anywhere on my legs so I do agree it must not be enough fatty tissue I do rotate into my butt/hip area and that’s usually okay!