Supplement stacks / Calcium + Hydrochlorothiazide
Can You Take Calcium with Hydrochlorothiazide?
Calcium and Hydrochlorothiazide: one interaction flagged, scored 6/10 (medium risk). The count and score come from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice.
Safety at a glance
This score comes from an AI-written analysis of the pair. Our interaction rules check it and can only make it stricter, never milder. Informational only: it can't account for your medications, conditions, or genetics.
What the AI-written analysis says
Calcium supplementation can be taken with hydrochlorothiazide, but caution is advised due to potential interactions affecting calcium levels and kidney function. Monitoring is recommended.
Hydrochlorothiazide is a prescription medication. This page describes publicly documented interactions — it can't see your dose, your other prescriptions, or your labs. Discuss any supplement with the prescriber or pharmacist who manages this medication before combining.
Known interactions
Hydrochlorothiazide can increase calcium levels in the blood, and excessive calcium intake may lead to hypercalcemia. Monitor calcium levels and consult a healthcare provider.
Calcium
From the AI-written analysis.
Generally safe when taken at recommended doses; excessive intake can lead to hypercalcemia, especially in individuals with kidney issues.
Typical dosage: Varies by product — follow the label.
- Constipation
- Nausea
- Stomach upset
- Consult a healthcare provider if you have kidney disease or are on diuretics like hydrochlorothiazide.
Hydrochlorothiazide
From the AI-written analysis.
Generally safe when prescribed; may cause electrolyte imbalances, particularly with long-term use.
Typical dosage: As prescribed or as directed on the label
- Dizziness
- Headache
- Electrolyte imbalances
- Monitor electrolyte levels, especially potassium and calcium, while on this medication.
Timing
Take as prescribed — we do not schedule prescription medications. Follow the label or your prescriber, and ask your pharmacist before changing when you take it.
Watch out for
- Monitor calcium levels regularly while taking both calcium and hydrochlorothiazide.
Frequently asked questions
Can you take Calcium and Hydrochlorothiazide together?
Calcium and Hydrochlorothiazide: one interaction flagged, scored 6/10 (medium risk). The count and score come from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice.
What score does the Calcium and Hydrochlorothiazide combination get?
The Calcium and Hydrochlorothiazide combination is scored 6/10 (medium risk). The score comes from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice. Always confirm with a healthcare professional.
When should you take Calcium and Hydrochlorothiazide?
Take as prescribed — we do not schedule prescription medications. Follow the label or your prescriber, and ask your pharmacist before changing when you take it.
What should you watch out for when combining Calcium and Hydrochlorothiazide?
Monitor calcium levels regularly while taking both calcium and hydrochlorothiazide.
Check your full stack
Taking more than these two? Add everything you take, medicines included, to your list. We check each supplement on your list against the rest of it, and name anything we could not check. Free, and you don’t need an account.
Analyze my stackWhat your DNA adds
Some genes in a raw 23andMe or AncestryDNA file are linked to how the body handles nutrients. The DNA report says what yours are linked to and, where there is one, which blood test would tell you more.
See the DNA reportRelated combinations
Not medical advice
AI-written analysis generated August 28, 2026, checked by our interaction rules · How our analysis works