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kyle_washington2026-04-18

I was prescribed Fondaparinux 10mg/0.8ml Sl 0.8ml to manage a blood clot issue, and while it's been effective, I've experienced some concerning side effects. I've had a bit of irritation at the injection site and some trouble sleeping. I've also had what feels like muscle aches but I am assuming it is low potassium levels. Has anyone else dealt with this? I'm trying to figure out if these are normal or if I should talk to my doctor again. How have others managed side effects like these? I'd love some advice or tips!

1 min read
last active 4/18/2026
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Comments (4)

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elena_vargas4/15/2026

I had the same issue with muscle pain. Turns out, I needed to up my potassium intake. You might want to talk to your doctor about that.

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randy_ramirez4/15/2026

Wow, that's wild. I've been on Fondaparinux for months and haven't had any issues. Maybe I'm just lucky.

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aaron_nelson4/15/2026

You should definitely bring your symptoms up with your doctor, it might be normal or it might not, but they will know best. I had a similar experience and needed to adjust the dosage of another medication.

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samantha_bailey4/15/2026

Oh man, I had the worst time with this stuff. The trouble sleeping was the worst for me. I ended up switching to a different anticoagulant and it was a game-changer.