“Considering that 0.01% or 0.1% capsaicin are unlikely to upset the gastrointestinal tract, … if a similar effect occurs in man, and to evaluate if the addition of capsaicin can be used as a method to increase the … rate, a key variable to improve clinical efficacy of ciprofloxacin.”
“The results revealed that capsaicin increased ciprofloxacin bioavailability by approximately 70% in groups receiving preparations containing capsaicin at a rate of 0.01, 0.1 and 0.5%.”
“… capsaicin … ciprofloxacin (1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylic acid, CAS 85721-33-1, Bay q 3939) in rats, … 404-86-4) dissolved in ethanol and mixed with 20 mg/kg of ciprofloxacin were orally administered to groups of 10 rats each.”