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Allergy to Clarithromycin

6 replies

Nitgel · 24/08/2025 13:35

I started taking these yesterday and felt really awful quite soon after so assume it is a reaction to them. I do have a few red spots come up too would this also be a reaction? I am stopping taking them but this is strange, Originally I was given them for sore throat and chest infection.

OP posts:
Octavia64 · 24/08/2025 21:36

They do make you feel pretty crappy anyway but yes the spots could be a rash.

maybe go back to doctor and ask for a different one?

Skippingaround · 24/08/2025 21:55

I had clarithromycin for a chest infection and I had to call my GP the following day as I had terrible nausea all night and also strangely insomnia which is a listed side effect. The GP said she would swap my antibiotics for a different one as there would be no way I could tolerate that for the full course, she then marked me as allergic to them just to make sure I never get them again.

I don't have any other allergies and I've had different antibiotics since a kid with no issues before, but those clarithromycin were dreadful for me.

Brinny · 26/08/2025 22:54

Skippingaround · 24/08/2025 21:55

I had clarithromycin for a chest infection and I had to call my GP the following day as I had terrible nausea all night and also strangely insomnia which is a listed side effect. The GP said she would swap my antibiotics for a different one as there would be no way I could tolerate that for the full course, she then marked me as allergic to them just to make sure I never get them again.

I don't have any other allergies and I've had different antibiotics since a kid with no issues before, but those clarithromycin were dreadful for me.

Hi I am taking these right now for sinus infection, yes I felt nauseous, light headed and also heart palpatations which concerned me I posted on this site, so yes G.P said side effects but should get better over next few days, they have, I eat before taking them and have a glass of milk, appears to have done the trick, as I have another 6 days on them.

SmallChild · 26/08/2025 23:17

OP not to alarm you. I am a community pharmacist Roche is subject to lawsuits re Clarithromycin side effects. Have a Google.

SmallChild · 26/08/2025 23:18

@Brinny have a Google too

Nitgel · 27/08/2025 08:24

I called my GP and got amoxillin instead. Feel much better. I felt so bad on the clarithromycin for a day after stopping too.

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