Who are ISOPROTERENOL's main competitors?

Direct comparators (same drug class / molecular target / therapeutic area): Norepinephrine Bitartrate In 5% Dextrose, Travoprost/timolol fixed combination, travoprost, Levophed, dorzolamide/timolol, Intravenous amiodarone(2), Drug: dorzolamide/timolol.

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Last reviewed 2026-05-16 · How we verify

ISOPROTERENOL — Competitive Intelligence Brief

ISOPROTERENOL (ISOPROTERENOL) competitive landscape: 6 comparators, recent regulatory actions, upcoming PDUFA, patent timeline. Class: Beta-adrenergic agonist. Area: Cardiovascular.

marketed Beta-adrenergic agonist beta-adrenergic receptors Cardiovascular Small molecule Live · refreshed every 30 min

Target snapshot

ISOPROTERENOL (ISOPROTERENOL). Isoproterenol activates beta-adrenergic receptors without affecting alpha-adrenergic receptors.

Comparator set (6 drugs)

Auto-detected by same drug class / molecular target / therapeutic area, ranked by phase + recency. Override with ?vs=slug1,slug2,….

Drug	Generic	Sponsor	Phase	Class	Target	Approval / PDUFA
ISOPROTERENOL TARGET	ISOPROTERENOL		marketed	Beta-adrenergic agonist	beta-adrenergic receptors	1956-01-01
Norepinephrine Bitartrate In 5% Dextrose	NOREPINEPHRINE	Pfizer	marketed	Catecholamine	alpha-adrenergic receptors, beta-adrenergic receptors	1950-01-01
Travoprost/timolol fixed combination, travoprost	Travoprost/timolol fixed combination, travoprost	Aristotle University Of Thessaloniki	marketed	Prostaglandin analog / beta-blocker combination	FP prostaglandin receptor (travoprost); beta-adrenergic receptors (timolol)
Levophed	Norepinephrine Bitartrate	Pfizer Inc.	marketed	Catecholamine, sympathomimetic amine	Alpha-adrenergic and beta-adrenergic receptors
dorzolamide/timolol	dorzolamide/timolol	CT Glaucoma Associates	marketed	Carbonic anhydrase inhibitor / Beta-adrenergic antagonist combination	Carbonic anhydrase II / Beta-adrenergic receptors (β1 and β2)
Intravenous amiodarone(2)	Intravenous amiodarone(2)	Instituto de Cardiología y Medicina Vascular Hospital Zambrano-Hellion Tec Salud	marketed	Class III antiarrhythmic agent	Potassium channels (hERG), sodium channels, beta-adrenergic receptors, calcium channels
Drug: dorzolamide/timolol	Drug: dorzolamide/timolol	Aristotle University Of Thessaloniki	marketed	Carbonic anhydrase inhibitor / Beta-blocker combination	Carbonic anhydrase II / Beta-adrenergic receptors (β1 and β2)

Recent regulatory actions (last 90 days)

No regulatory actions in the last 90 days for this set.

Upcoming PDUFA dates (next 180 days)

No PDUFA dates in the next 180 days for this set.

Patent timeline (forward window)

2035-02-26 — Levophed · 10251848 · Formulation · US
2035-02-26 — Levophed · RE49422 · Formulation · US
2035-02-26 — Levophed · RE49443 · Formulation · US
2038-01-30 — Levophed · 10226436 · Formulation · US
2038-01-30 — Levophed · 10568850 · Formulation · US
2038-01-30 — Levophed · 12245996 · Formulation · US
2038-01-30 — Levophed · 10159657 · Formulation · US
2038-01-30 — Levophed · 11413259 · Formulation · US
2038-01-30 — Levophed · 10420735 · Formulation · US
2038-01-30 — Levophed · 11602508 · Formulation · US
2039-04-26 — Levophed · 10888534 · Formulation · US
2041-03-08 — Levophed · 12097170 · Formulation · US
2041-03-08 — Levophed · 12290494 · Formulation · US

Sponsor landscape (Beta-adrenergic agonist class)

· 1 drug in this class

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Cite this brief

Drug Landscape (2026). ISOPROTERENOL — Competitive Intelligence Brief. https://druglandscape.com/ci/isoproterenol. Accessed 2026-05-16.

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