What the FDA labels say about taking them together
Arginine and calcium chloride/potassium chloride/sodium chloride
Calcium chloride/potassium chloride/sodium chloride's FDA label (Ringers) of November 5, 2025 names arginine in its drug interactions section; the arginine label PlainMeds reads does not name calcium chloride/potassium chloride/sodium chloride. The calcium chloride/potassium chloride/sodium chloride label: “The risk of hospital-acquired hyponatremia is increased in younger pediatric patients, geriatric patients, patients treated with diuretics, and patients with cardiac or pulmonary failure or with the syndrome of …”
Check it at the source: the arginine FDA label on DailyMed (effective April 2, 2024, Pharmacia & Upjohn Company LLC); the calcium chloride/potassium chloride/sodium chloride FDA label on DailyMed (effective August 30, 2023, B. Braun Medical Inc.).
What does the arginine label say about calcium chloride/potassium chloride/sodium chloride?
Arginine's label (effective April 2, 2024) does not name calcium chloride/potassium chloride/sodium chloride in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (R-Gene), Pharmacia & Upjohn Company LLC, effective April 2, 2024 (SPL set 6accf33f-9841-4327-8923-93c42020ef12), via openFDA; the full label on DailyMed
What does the calcium chloride/potassium chloride/sodium chloride label say about arginine?
Ringers label (B. Braun Medical Inc., November 5, 2025), drug interactionsThese drugs include diuretics and those that cause SIADH (e.g., arginine vasopressin analogs, certain antiepileptic, psychotropic, or cytotoxic drugs).
Ringers label (B. Braun Medical Inc., November 5, 2025), warnings and precautionsThe risk of hospital-acquired hyponatremia is increased in younger pediatric patients, geriatric patients, patients treated with diuretics, and patients with cardiac or pulmonary failure or with the syndrome of inappropriate antidiuretic hormone (SIADH) (e.g., postoperative patients, patients concomitantly treated with arginine vasopressin analogs or certain antiepileptic, psychotropic, or cytotoxic drugs) [see Drug Interactions (7.1), Use in Specific Populations (8.4) ].
Source: FDA drug label (Ringers, NDA020002), B. Braun Medical Inc., effective November 5, 2025 (SPL set 01721071-af03-4894-95c1-10b8bc64b888), via openFDA
Source: FDA drug label (Ringers), B. Braun Medical Inc., effective August 30, 2023 (SPL set b53c598c-dc7d-4a15-9319-8edf265e7b42), 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
| Arginine | Calcium chloride/potassium chloride/sodium chloride | |
|---|---|---|
| Labeled for | n/a | n/a |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | n/a | n/a |
| 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