ACULAR LS vs MACROBID

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 17, 2026·How we rate

Possible drug interaction. ACULAR LS and MACROBID 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	ACULAR LS	MACROBID
Rating	72/100	New
Pharmacy pays	—	$2.14 /mL
Type	RX	RX
Active ingredient	KETOROLAC TROMETHAMINE	NITROFURANTOIN AND NITROFURANTOIN, MACROCRYSTALLINE
Manufacturer	Abbvie	Almatica
Dosage forms	Drops	Capsule
Drug class	Nonsteroidal Anti-Inflammatory Drug	—
Boxed warning	None	None
Half-life	about 5 to 6 hours	about 20 minutes (roughly 0.3 hours) for the parent drug in adults with normal kidney function
Treats	Allergic Conjunctivitis, Inflammation, Pain	—

acular ls macrobid

Rating

72/100

New

Pharmacy pays

—

$2.14 /mL

Type

Active ingredient

KETOROLAC TROMETHAMINE

NITROFURANTOIN AND NITROFURANTOIN, MACROCRYSTALLINE

Manufacturer

Abbvie

Almatica

Dosage forms

Drops

Capsule

Drug class

Nonsteroidal Anti-Inflammatory Drug

—

Boxed warning

None

Half-life

about 5 to 6 hours

about 20 minutes (roughly 0.3 hours) for the parent drug in adults with normal kidney function

Treats

Allergic Conjunctivitis, Inflammation, Pain

—

Frequently asked questions

What is the difference between Acular Ls and Macrobid?

Acular Ls contains Ketorolac Tromethamine, while Macrobid contains Nitrofurantoin and Nitrofurantoin, Macrocrystalline — 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.