Long-acting contraceptive agents: levonorgestrel esters of unsaturated acids
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Abstract:
Esters of levonorgestrel (13 beta-ethyl-17 beta-ethynyl-17 beta-hydroxygon-4-en-3-one) with a variety of unsaturated carboxylic acids have been synthesized for evaluation as potential long-acting, injectable contraceptive agents.
Keywords:
BiologyClinical ResearchContraceptionContraceptive AgentsContraceptive Agents, FemaleContraceptive Agents, ProgestinContraceptive MethodsEconomic FactorsEndocrine SystemFamily PlanningHormonesInjectablesLevonorgestrelPhysiologyReproductive Control AgentsResearch And DevelopmentResearch MethodologyTechnology