Comparative Pharmacology
Head-to-head clinical analysis: LATISSE versus TRAVATAN.
Peer-Reviewed Evidence
Head-to-head clinical analysis: LATISSE versus TRAVATAN.
LATISSE vs TRAVATAN
Comparing the clinical profiles, pharmacokinetic behaviors, and safety indices of these two therapeutic agents.
Bimatoprost is a synthetic prostamide analog that selectively mimics the effects of prostamide F2α. It increases the growth of eyelashes by prolonging the anagen (growth) phase and increasing the number of hairs. The exact molecular mechanism is thought to involve binding to prostamide receptors, leading to modulation of intracellular signaling pathways that regulate hair follicle cycling.
Selective FP prostanoid receptor agonist; increases uveoscleral outflow of aqueous humor by relaxing the ciliary muscle and remodeling the extracellular matrix in the ciliary body.
One drop applied to the upper eyelid margin at the base of the eyelashes once daily using the provided sterile applicators.
One drop of 0.004% ophthalmic solution in the affected eye(s) once daily in the evening.
None Documented
None Documented
The terminal elimination half-life of bimatoprost in plasma is approximately 45 minutes (range 30-60 minutes) after topical ocular application in humans. This short half-life reflects rapid systemic clearance, but the drug's ocular hypotensive effect persists for 24 hours due to tissue binding.
Terminal elimination half-life is approximately 45 minutes for travoprost acid (active metabolite). Clinical context: due to rapid systemic clearance, ocular hypotensive effect persists for 24 hours from corneal tissue binding.
Primarily renal elimination of metabolites; less than 5% of unchanged bimatoprost is excreted in urine. Fecal excretion accounts for approximately 25% of the dose, predominantly as metabolites. Biliary excretion is minimal.
Renal (primarily as metabolites): ~70%; Fecal: ~25%; Unchanged drug in urine: <1%
Category C
Category C
Prostaglandin Analog
Prostaglandin Analog