Doxycycline · Medicine question

Which colouring agents are present in the capsule shell of the Sovereign Medical doxycycline 100 mg capsules product?

Name: Which colouring agents are present in the capsule shell of the Sovereign Medical doxycycline 100 mg capsules product?
Published: 2026-11-08T13:24:25.026Z

iatroX medicinesPublished 8 November 2026

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Answer

The capsule shell of the Sovereign Medical doxycycline 100 mg capsules product contains titanium dioxide (E171), Brilliant Blue (E133) and Iron Oxide Yellow (E172) as colouring agents.

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Doxycycline 100 mg CapsulesSovereign Medical · emc · SmPC §6.1 List of excipients · Version 3Document updated 24 March 2026

Sources checked 8 November 2026

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