Comparative Pharmacology
Head-to-head clinical analysis: CAPTOPRIL versus UNIVASC.
Peer-Reviewed Evidence
Head-to-head clinical analysis: CAPTOPRIL versus UNIVASC.
CAPTOPRIL vs UNIVASC
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Competitive inhibitor of angiotensin-converting enzyme (ACE), preventing conversion of angiotensin I to angiotensin II, reducing vasoconstriction and aldosterone secretion.
Angiotensin-converting enzyme (ACE) inhibitor; inhibits conversion of angiotensin I to angiotensin II, reducing vasoconstriction and aldosterone secretion, leading to decreased blood pressure.
Initial: 25 mg PO 2-3 times daily; target dose: 50 mg PO 2-3 times daily; maximum: 450 mg/day. For heart failure: start 6.25-12.5 mg PO 3 times daily, titrate to 25-50 mg PO 3 times daily.
Initial: 7.5 mg orally once daily; titrate to 15-30 mg once daily. Maximum: 60 mg/day.
None Documented
None Documented
Clinical Note
moderateCaptopril + Benzydamine
"The risk or severity of adverse effects can be increased when Captopril is combined with Benzydamine."
Clinical Note
moderateCaptopril + Estrone sulfate
"The serum concentration of Estrone sulfate can be decreased when it is combined with Captopril."
Clinical Note
moderateCaptopril + Droxicam
"The risk or severity of adverse effects can be increased when Captopril is combined with Droxicam."
Clinical Note
moderateCaptopril + Loxoprofen
Terminal half-life 1.9 hours, prolonged to 3.5-32 hours in renal impairment; clinical context: requires adjusted dosing in renal failure
The terminal elimination half-life of moexiprilat, the active metabolite, is approximately 9.8 hours in patients with normal renal function. This supports once-daily dosing, though the antihypertensive effect may persist beyond 24 hours with continued therapy.
Primarily renal (50-60% unchanged), with minor biliary/fecal elimination (<5%)
Univasc (moexipril) is primarily eliminated via renal excretion (approximately 50% of absorbed dose as unchanged drug and metabolites) and fecal excretion (about 50%).
Category D/X
Category C
ACE Inhibitor
ACE Inhibitor
"The risk or severity of adverse effects can be increased when Captopril is combined with Loxoprofen."