PAROXETINE MESYLATE vs SERTRALINE HYDROCHLORIDE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Possible drug interaction. PAROXETINE MESYLATE and SERTRALINE HYDROCHLORIDE 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	PAROXETINE MESYLATE	SERTRALINE HYDROCHLORIDE
Rating	70/100	70/100
Pharmacy pays	~$2.84 /30	~$1.09 /30
Type	RX	RX
Active ingredient	PAROXETINE MESYLATE	SERTRALINE HYDROCHLORIDE
Manufacturer	Actavis Labs Fl Inc	Ascent Pharms Inc
Dosage forms	Capsule	Solution, Tablet
Drug class	Serotonin Reuptake Inhibitor	Serotonin Reuptake Inhibitor
Boxed warning	None	Boxed warning
Half-life	about 21 hours on average (the label reports a mean of approximately 21 hours, with 32% variability between people)	about 26 hours
Treats	Feeding and Eating Disorders, Depressive Disorder, Obsessive-Compulsive Disorder	Feeding and Eating Disorders, Depressive Disorder, Obsessive-Compulsive Disorder

paroxetine mesylate sertraline hydrochloride

Rating

70/100

Pharmacy pays

~$2.84 /30

~$1.09 /30

Type

Active ingredient

PAROXETINE MESYLATE

SERTRALINE HYDROCHLORIDE

Manufacturer

Actavis Labs Fl Inc

Ascent Pharms Inc

Dosage forms

Capsule

Solution, Tablet

Drug class

Serotonin Reuptake Inhibitor

Boxed warning

None

Boxed warning

Half-life

about 21 hours on average (the label reports a mean of approximately 21 hours, with 32% variability between people)

about 26 hours

Treats

Feeding and Eating Disorders, Depressive Disorder, Obsessive-Compulsive Disorder

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Frequently asked questions

Which is better-rated, Paroxetine Mesylate or Sertraline Hydrochloride?

Paroxetine Mesylate and Sertraline Hydrochloride are tied at 3.5 out of 5 by our independent rating.

Which is cheaper, Paroxetine Mesylate or Sertraline Hydrochloride?

Sertraline Hydrochloride costs pharmacies less to acquire — about $1.09 vs $2.84 for a 30-count supply, 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 Paroxetine Mesylate and Sertraline Hydrochloride?

Paroxetine Mesylate contains Paroxetine Mesylate, while Sertraline Hydrochloride contains Sertraline Hydrochloride — 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.