Editing Clarithromycin (section)

== Contraindications ==
* Clarithromycin should not be taken by people who are allergic to other macrolides or inactive ingredients in the tablets, including microcrystalline cellulose, [[sodium croscarmellose]], magnesium stearate, and [[povidone]]{{Citation needed|date=February 2018}}
* Clarithromycin should not be used by people with a history of [[cholestatic jaundice]] and/or liver dysfunction associated with prior clarithromycin use.<ref name="biaxin-filmtab" /> 
* Clarithromycin should not be used in the setting of [[hypokalaemia]] (low blood potassium){{Citation needed|date=February 2018}}
* Use of clarithromycin with the following medications: [[cisapride]], [[pimozide]], [[astemizole]], [[terfenadine]], [[ergotamine]], [[ticagrelor]], [[ranolazine]] or [[dihydroergotamine]] is not recommended.<ref name="biaxin-filmtab" />
* It should not be used with [[colchicine]] in people with kidney or liver impairment.<ref name="biaxin-filmtab" />
* Concomitant use with cholesterol medications such as [[lovastatin]] or [[simvastatin]].<ref name="biaxin-filmtab" />
* [[Hypersensitivity]] to clarithromycin or any component of the product, erythromycin, or any [[macrolide]] antibiotics.<ref name="biaxin-filmtab" />
* [[QT prolongation]] or ventricular cardiac arrhythmias, including [[Torsades de pointes|torsade de pointes]].<ref name="biaxin-filmtab" />