What the FDA labels say about taking them together
Calcium gluconate and triamterene
Triamterene's FDA label of December 5, 2024 names calcium gluconate in its warnings and precautions section; the calcium gluconate labels PlainMeds reads (2) do not name triamterene.
Check it at the source: the calcium gluconate FDA label on DailyMed (effective May 6, 2024, Fresenius Kabi USA, LLC); the triamterene FDA label on DailyMed (effective December 5, 2024, Advanz Pharma (US) Corp.).
What does the calcium gluconate label say about triamterene?
Calcium gluconate's label (effective May 6, 2024) and its 1 other brand-application label do not name triamterene in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (Calcium Gluconate), Fresenius Kabi USA, LLC, effective May 6, 2024 (SPL set 7f5101e0-abf9-4fcf-8986-c799e3333434), via openFDA; the full label on DailyMed
What does the triamterene label say about calcium gluconate?
Triamterene label, warnings and precautionsFor tachyarrhythmia, infuse 44 mEq of sodium bicarbonate or 10 mL of 10% calcium gluconate or calcium chloride over several minutes.
Source: FDA drug label (Dyrenium), Advanz Pharma (US) Corp., effective December 5, 2024 (SPL set ebb177c0-d45d-4443-a85a-e76bd9931a42), via openFDA; the full label on DailyMed
These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.
Both medicines on the record
| Calcium gluconate | Triamterene | |
|---|---|---|
| Labeled for | n/a | Heart failure, Edema (fluid retention) |
| Boxed warning | No | Yes |
| Pharmacy cost (NADAC) | n/a | $5.98 per capsule 50 mg capsule |
| Shortage now | No current entry | No current entry |
Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)
What next?
- Check more medicines together
- up to five at once