Last reviewed · How we verify

Test acetaminophen

Johnson & Johnson Consumer Inc., McNeil Consumer Healthcare Division · Phase 3 active Small molecule

Acetaminophen works by inhibiting the production of prostaglandins, which are chemicals that cause pain and fever.

Acetaminophen works by inhibiting the production of prostaglandins, which are chemicals that cause pain and fever. Used for Relief of mild to moderate pain, Reduction of fever.

At a glance

Generic nameTest acetaminophen
Also known asTest ACM
SponsorJohnson & Johnson Consumer Inc., McNeil Consumer Healthcare Division
Drug classNon-opioid analgesic
TargetCOX
ModalitySmall molecule
Therapeutic areaPain relief
PhasePhase 3

Mechanism of action

It does this by irreversibly inhibiting the enzyme cyclooxygenase (COX), which is responsible for converting arachidonic acid into prostaglandins. This results in a decrease in the production of prostaglandins, leading to a reduction in pain and fever.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

Competitive intelligence

For the full competitive landscape — auto-detected comparators, recent regulatory actions across the set, upcoming PDUFA, patent timeline, sponsor landscape: