Can You Take Creatine and Doxycycline Together?
No documented interaction was identified between creatine and doxycycline in the sources reviewed.
What the interaction means
Doxycycline's FDA label does not mention creatine. NCCIH's bodybuilding-supplements page (which covers creatine) does not mention doxycycline.
No documented interaction was identified in the authoritative sources reviewed. This is not a guarantee that no interaction exists for every dose, formulation, or individual -- it means the sources checked did not document one.
Practical context
Both substances' own current authoritative sources were checked directly, full text, in both directions.
What the sources say
Last reviewed 2026-08-23
Medical information disclaimer: this information is general and educational. It does not diagnose conditions, prescribe treatment, or determine whether a combination is safe for you personally. Follow your prescription label and ask a pharmacist or clinician before starting, stopping, or combining products. Full disclaimer.
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- Doxycycline and IronUse caution
- Doxycycline and ProbioticsInformational
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- Doxycycline and Vitamin B12Insufficient evidence
- Doxycycline and PotassiumInsufficient evidence
- Doxycycline and St. John's WortInsufficient evidence
- Doxycycline and AtorvastatinInsufficient evidence
- Doxycycline and MetforminInsufficient evidence
- Doxycycline and Vitamin DInsufficient evidence
- Doxycycline and LisinoprilInsufficient evidence
- Doxycycline and CoQ10 (Coenzyme Q10)Insufficient evidence
- Doxycycline and OmeprazoleInsufficient evidence
- Doxycycline and SertralineInsufficient evidence
- Doxycycline and MelatoninInsufficient evidence
- Doxycycline and Vitamin KInsufficient evidence
- Doxycycline and LevothyroxineInsufficient evidence
- Doxycycline and CopperInsufficient evidence
- Doxycycline and SpironolactoneInsufficient evidence
- Doxycycline and ZincUse caution
- Doxycycline and CaffeineInsufficient evidence
- Doxycycline and TurmericInsufficient evidence