What the FDA labels say about taking them together
Arginine and dextrose
Dextrose's FDA label (Dextrose) of July 13, 2026 names arginine in its drug interactions section; the arginine label PlainMeds reads does not name dextrose. The dextrose label: “Drugs associated with hyponatremia include diuretics and those that cause SIADH.”
Check it at the source: the arginine FDA label on DailyMed (effective April 2, 2024, Pharmacia & Upjohn Company LLC); the dextrose FDA label on DailyMed (effective June 30, 2025, Baxter Healthcare Corporation).
What does the arginine label say about dextrose?
Arginine's label (effective April 2, 2024) does not name dextrose 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 dextrose label say about arginine?
Dextrose label (Hospira, Inc., July 13, 2026), drug interactionsDrugs associated with hyponatremia include diuretics and those that cause SIADH (e.g., selective serotonin reuptake inhibitors (SSRIs), serotonin and norepinephrine reuptake inhibitors (SNRIs), arginine vasopressin analogs, certain antiepileptic, psychotropic, and cytotoxic drugs).
Dextrose label (Hospira, Inc., July 13, 2026), warnings and precautionsThe risk of hospital-acquired hyponatremia is increased in 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, and cytotoxic drugs) [see Drug Interactions (7.1) and Use in Specific Populations (8.4) ].
Dextrose label (Hospira, Inc., June 2, 2026), 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, and cytotoxic drugs) [see Drug Interactions (7.1), Use in Specific Populations (8.4) ].
Source: FDA drug label (Dextrose, NDA019445), Hospira, Inc., effective July 13, 2026 (SPL set 4ed365da-4e62-4329-c1b9-c197ab4fb6e1), via openFDA
Source: FDA drug label (Dextrose, NDA019466), Hospira, Inc., effective June 2, 2026 (SPL set 10e98cb0-31a5-4ad1-3eaa-aa4af387a42d), via openFDA
Source: FDA drug label (DEXTROSE), Baxter Healthcare Corporation, effective June 30, 2025 (SPL set 36e9478c-5df0-4b47-b97d-de3626d7cb29), 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 | Dextrose | |
|---|---|---|
| Labeled for | n/a | n/a |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | n/a | n/a |
| Shortage now | No current entry | In shortage |
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