Answer
Yes. Zinc oxide remaining on the skin can mask some X-ray images. Tell radiography staff and follow their instructions before imaging.
Sources for this answer
- Zinc and Castor Oil Ointment BP — Current selected SmPCemc · Summary of Product Characteristics
- UK GovernmentUK Government · Reputable Web
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.