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What the FDA labels say about taking them together

Epinephrine and insulin detemir

Insulin detemir's FDA label of October 9, 2024 names epinephrine in its drug interactions section; the epinephrine labels PlainMeds reads (4) do not name insulin detemir. The insulin detemir label: “Drugs That May Decrease the Blood Glucose Lowering Effect of LEVEMIR Drugs: Atypical antipsychotics, corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines …”

Check it at the source: the epinephrine FDA label on DailyMed (effective July 13, 2026, A-S Medication Solutions); the insulin detemir FDA label on DailyMed (effective October 9, 2024).

What does the epinephrine label say about insulin detemir?

Epinephrine's label (effective July 13, 2026) and its 3 other brand-application labels do not name insulin detemir in these sections. A label lists what its studies and reports found; it is not a complete list.

Source: FDA drug label (Epinephrine), A-S Medication Solutions, effective July 13, 2026 (SPL set 6e811e28-0199-4df7-a916-5940c632401d), via openFDA; the full label on DailyMed

What does the insulin detemir label say about epinephrine?

Insulin detemir label, drug interactions

Drugs That May Decrease the Blood Glucose Lowering Effect of LEVEMIR Drugs: Atypical antipsychotics (e.g., olanzapine and clozapine), corticosteroids, danazol, diuretics, estrogens, glucagon, isoniazid, niacin, oral contraceptives, phenothiazines, progestogens (e.g., in oral contraceptives), protease inhibitors, somatropin, sympathomimetic agents (e.g., albuterol, epinephrine, terbutaline), and thyroid hormones. Intervention: Dosage increases and increased frequency of glucose monitoring may be required when LEVEMIR is co-administered with these drugs.

Source: FDA drug label (Levemir), A-S Medication Solutions, effective October 9, 2024 (SPL set 82192527-99aa-4b53-8ce9-9173668d309c), 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

16Epinephrine generic labelers
0Insulin detemir generic labelers
EpinephrineInsulin detemir
Labeled forAsthmaType 2 diabetes, Type 1 diabetes
Boxed warningNoNo
Pharmacy cost (NADAC)$123.51 per unit 0.15 mg auto-injctn/a
Shortage nowA presentation being discontinuedNo 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?