Tetracyclines (Formulary: Infections)

What's new / Latest updates

08/12/25 (v1.1): The term ‘Protected antimicrobial’ has been removed from demeclocycline as there is no prescribing restriction stated for this medicine.

Important: Supplementary notes

Guidance: Eradication of Helicobacter pylori (Antimicrobial)

DEMECLOCYCLINE HYDROCHLORIDE

Important: Therapy notes

As per BNF: Treatment of hyponatraemia resulting from inappropriate secretion of antidiuretic hormone, if fluid restriction alone does not restore sodium concentration or is not tolerable.

Important: Formulation and dosage details

Formulation:

Capsules 150mg (Restricted: Specialist recommendation only)

DOXYCYCLINE

Important: Therapy notes

For use in the treatment of acne, see Preparations for acne and rosacea and dermatology patient pathways.

Important: Formulation and dosage details

Formulation:

Capsules 100mg

Important: Formulation and dosage details

Formulation:

Dispersible tablets 100mg

OXYTETRACYCLINE

Important: Therapy notes

Important: Formulation and dosage details

Formulation:

Tablets 250mg

Tetracyclines (Formulary: Infections)

Important: Supplementary notes

DEMECLOCYCLINE HYDROCHLORIDE

Important: Therapy notes

Important: Formulation and dosage details

Formulation:

DOXYCYCLINE

Important: Therapy notes

Important: Formulation and dosage details

Formulation:

Important: Formulation and dosage details

Formulation:

OXYTETRACYCLINE

Important: Therapy notes

Important: Formulation and dosage details

Formulation:

Editorial Information