Comparative Pharmacology
Head-to-head clinical analysis: NAPROXEN versus PROFENAL.
Peer-Reviewed Evidence
Head-to-head clinical analysis: NAPROXEN versus PROFENAL.
NAPROXEN vs PROFENAL
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Naproxen is a nonsteroidal anti-inflammatory drug (NSAID) that inhibits cyclooxygenase-1 (COX-1) and cyclooxygenase-2 (COX-2), thereby reducing the synthesis of prostaglandins involved in inflammation, pain, and fever.
Nonsteroidal anti-inflammatory drug (NSAID) that inhibits cyclooxygenase (COX-1 and COX-2) enzymes, reducing prostaglandin synthesis, thereby exerting analgesic, anti-inflammatory, and antipyretic effects.
250-500 mg orally twice daily; maximum 1.5 g/day. For extended-release: 750-1000 mg orally once daily.
600 mg orally every 6 to 8 hours as needed for pain; or 1000 mg orally every 6 to 8 hours for antipyresis; maximum single dose 1000 mg, maximum daily dose 4000 mg.
None Documented
None Documented
Clinical Note
moderateNaproxen + Gatifloxacin
"Naproxen may increase the neuroexcitatory activities of Gatifloxacin."
Clinical Note
moderateNaproxen + Rosoxacin
"Naproxen may increase the neuroexcitatory activities of Rosoxacin."
Clinical Note
moderateNaproxen + Levofloxacin
"Naproxen may increase the neuroexcitatory activities of Levofloxacin."
Clinical Note
moderateNaproxen + Trovafloxacin
"Naproxen may increase the neuroexcitatory activities of Trovafloxacin."
Terminal elimination half-life 12-17 hours (mean 14 hours); permits twice-daily dosing. Half-life prolonged in elderly and hepatic impairment.
6-8 hours (terminal); requires dosing every 6-8 hours to maintain therapeutic levels
Primarily renal (95% as unchanged naproxen and 6-O-desmethylnaproxen); <5% fecal via biliary excretion.
Primarily renal (approximately 70% as metabolites, <5% unchanged), biliary/fecal (30%)
Category D/X
Category C
NSAID
NSAID