<p>Very common (affects more than 1 in 10 people): feeling sick (nausea).<br />
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Common (affects less than 1 in 10 people): headache, feeling dizzy, hot flushes, being sick (vomiting), fast heartbeat, Low blood pressure. Signs may include feeling dizzy or light-headed, A reaction at the site where the injection was given, high blood sugar.<br />
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Uncommon (affects less than 1 in 100 people): high temperature (fever), difficulty sleeping (insomnia), itching, rash.</p>