1. Department of Health and Social Care. Ranitidine: all oral formulations—supply disruption alert. Oct 2019. https://www.cas.mhra.gov.uk/ViewandAcknowledgment/ViewAlert.aspx?AlertID=102904.
2. GSK recalls ranitidine products over potential carcinogen contamination
3. Varghese J. GSK recalls popular heartburn drug Zantac globally after cancer scare. Reuters. Oct 2019. https://www.reuters.com/article/us-gsk-heartburn-zantac/gsk-recalls-popular-heartburn-drug-zantac-globally-after-cancer-scare-idUSKBN1WN1SL.
4. FDA recalls ranitidine medicines over potential cancer causing impurity