Epinephrine and Mometasone interaction

Epinephrine and Mometasone: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Epinephrine label · effective 2026-07-06

Major

…Antihistamines Thyroid hormones Diuretics Cardiac glycosides, such as digitalis glycosides Quinidine Drugs potentiating hypokalemic effects of epinephrine • Potassium depleting diuretics • Corticosteroids • Theophylline Epinephrine should not be used to counteract circulatory collapse or hypotension caused by phenothiazines, as a reversal of the pressor effects of epinephrine…

Drug interactionsby drug classView label on DailyMed
Moderate

• Potassium-depleting drugs, including corticosteroids, diuretics, and theophylline, potentiate the hypokalemic effects of epinephrine.

Drug interactionsby drug classView label on DailyMed

From the Mometasone (ASMANEX HFA) label · effective 2026-07-07

Moderate

Lung function (FEV 1 or PEF), beta-agonist use, and asthma symptoms should be carefully monitored during withdrawal of oral or other systemic corticosteroids.

Warnings and precautionsby drug classView label on DailyMed
Moderate

In a 2-year double-blind study in 103 male and female asthma patients 18 to 50 years of age previously maintained on bronchodilator therapy (Baseline FEV 1 85%-88% predicted), treatment with mometasone furoate dry powder inhaler 200 mcg twice daily resulted in significant reductions in lumbar spine (LS) BMD at the end of the treatment period compared to placebo.

Warnings and precautionsby drug classView label on DailyMed
Moderate

In clinical trials, concurrent administration of ASMANEX HFA and other drugs, such as short-acting beta 2 -agonist and intranasal corticosteroids have not resulted in an increased frequency of adverse drug reactions.

Drug interactionsby drug classView label on DailyMed
Minor

An inhaled, short-acting beta 2 -agonist, not ASMANEX HFA, should be used to relieve acute symptoms such as shortness of breath.

Warnings and precautionsby drug classView label on DailyMed
Minor

When prescribing ASMANEX HFA, the physician must also provide the patient with an inhaled, short-acting beta 2 -agonist (e.g., albuterol) for treatment of acute symptoms, despite regular twice-daily (morning and evening) use of ASMANEX HFA.

Warnings and precautionsby drug classView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.