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Dr. Andrew Rynne

Family Physician

Exp 50 years

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Should I Discontinue Cefalexin After Experiencing Side Effects Like Ulcers And Lethargy?

Hi, I get tonsillitis alot and am allergic to penacillian also struggle with other antibiotics as they cause vomiting and diarrhoea. My GP has prescribed Cefalexin but I have a really sore mouth (ulcers,lumps) am very tired and have a couple other side effects should I stop taking it?
posted on Fri, 14 Mar 2014
Twitter Wed, 10 Jun 2020 Answered on
Twitter Thu, 18 Jun 2020 Last reviewed on
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Internal Medicine Specialist,  's  Response
Hello,

You should consult your doctor to switch it to some other medication, meanwhile keep yourself hydrated with adequate water intake.

Take care. Hope I have answered your question. Let me know if I can assist you further.

Regards,
Dr. Wajahat Baig, Internal Medicine Specialist
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Should I Discontinue Cefalexin After Experiencing Side Effects Like Ulcers And Lethargy?

Hello, You should consult your doctor to switch it to some other medication, meanwhile keep yourself hydrated with adequate water intake. Take care. Hope I have answered your question. Let me know if I can assist you further. Regards, Dr. Wajahat Baig, Internal Medicine Specialist