MICRO-K LS vs SODIUM BICARBONATE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 19, 2026·How we rate

Possible drug interaction. MICRO-K LS and SODIUM BICARBONATE 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	MICRO-K LS	SODIUM BICARBONATE
Rating	New	60/100
Pharmacy pays	$0.04 /mL	$0.15 /mL
Type	RX	RX
Active ingredient	POTASSIUM CHLORIDE	SODIUM BICARBONATE
Manufacturer	Kv Pharm	Hospira
Dosage forms	—	Injectable, Solution, Powder, Tablet
Drug class	Osmotic Laxative	Osmotic Laxative
Boxed warning	None	None
Treats	Hypokalemia	Renal Tubular Acidosis, Dyspepsia, Gastroesophageal Reflux

micro-k ls sodium bicarbonate

Rating

New

60/100

Pharmacy pays

$0.04 /mL

$0.15 /mL

Type

Active ingredient

POTASSIUM CHLORIDE

SODIUM BICARBONATE

Manufacturer

Kv Pharm

Hospira

Dosage forms

—

Injectable, Solution, Powder, Tablet

Drug class

Osmotic Laxative

Boxed warning

None

Treats

Hypokalemia

Renal Tubular Acidosis, Dyspepsia, Gastroesophageal Reflux

Frequently asked questions

Which is cheaper, Micro-K Ls or Sodium Bicarbonate?

Micro-K Ls costs pharmacies less to acquire — about $0.04 vs $0.15 per ml, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Micro-K Ls and Sodium Bicarbonate?

Micro-K Ls contains Potassium Chloride, while Sodium Bicarbonate contains Sodium Bicarbonate — 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.