ADZENYS ER vs AMPHETAMINE SULFATE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 21, 2026·How we rate

Possible drug interaction. ADZENYS ER and AMPHETAMINE SULFATE are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	ADZENYS ER	AMPHETAMINE SULFATE
Rating	New	70/100
Pharmacy pays	~$478.55 /30	~$478.55 /30
Type	RX	RX
Active ingredient	AMPHETAMINE	AMPHETAMINE SULFATE
Manufacturer	Neos Theraps Inc	Epic Pharma LLC
Dosage forms	Suspension, extended release	Tablet
Drug class	Central Nervous System Stimulant	Central Nervous System Stimulant
Boxed warning	None	Boxed warning
Half-life	about 10 to 11 hours for d-amphetamine (range 9.8 to 11 hours) and about 12 to 14 hours for l-amphetamine (range 11.5 to 13.8 hours) in healthy adults	about 10 to 11 hours for d-amphetamine (range 9.8 to 11 hours) and about 12 to 14 hours for l-amphetamine (range 11.5 to 13.8 hours) in healthy adults
Treats	Attention Deficit Disorder with Hyperactivity, Narcolepsy	Attention Deficit Disorder with Hyperactivity, Narcolepsy

adzenys er amphetamine sulfate

Rating

New

70/100

Pharmacy pays

~$478.55 /30

Type

Active ingredient

AMPHETAMINE

AMPHETAMINE SULFATE

Manufacturer

Neos Theraps Inc

Epic Pharma LLC

Dosage forms

Suspension, extended release

Tablet

Drug class

Central Nervous System Stimulant

Boxed warning

None

Boxed warning

Half-life

about 10 to 11 hours for d-amphetamine (range 9.8 to 11 hours) and about 12 to 14 hours for l-amphetamine (range 11.5 to 13.8 hours) in healthy adults

Treats

Attention Deficit Disorder with Hyperactivity, Narcolepsy

Frequently asked questions

Which is cheaper, Adzenys ER or Amphetamine Sulfate?

Pharmacies pay about the same to acquire either one — roughly $478.55 for a 30-count supply, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Adzenys ER and Amphetamine Sulfate?

Adzenys ER contains Amphetamine, while Amphetamine Sulfate contains Amphetamine Sulfate — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.