Comparative Pharmacology
Head-to-head clinical analysis: DECLOMYCIN versus SUMYCIN.
Peer-Reviewed Evidence
Head-to-head clinical analysis: DECLOMYCIN versus SUMYCIN.
DECLOMYCIN vs SUMYCIN
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Binds to the 30S ribosomal subunit, inhibiting aminoacyl-tRNA binding to the mRNA-ribosome complex, thereby blocking protein synthesis.
Tetracycline antibiotic inhibiting bacterial protein synthesis by binding to the 30S ribosomal subunit, blocking aminoacyl-tRNA binding to the A site.
150 mg orally every 6 hours or 300 mg orally every 12 hours.
250-500 mg orally every 6 hours or 500 mg orally every 12 hours (maximum 2 g/day)
None Documented
None Documented
Terminal elimination half-life 10-17 hours; prolonged to 18-48 hours in renal impairment
6-12 hours; prolonged in renal impairment (up to 24-48 hours in anuria)
Renal: ~50% unchanged; biliary/fecal: ~40% as inactive metabolites; enterohepatic recycling occurs
Renal (60-80% unchanged via glomerular filtration), biliary/fecal (20-40%)
Category C
Category C
Tetracycline Antibiotic
Tetracycline Antibiotic