75 citations
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August 2006 in “International Journal of Pharmaceutics” The eucalyptus oil system improved skin delivery of hormones, but safety concerns remain.
35 citations
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October 2005 in “European journal of pharmaceutics and biopharmaceutics” This study found that polymers significantly improved the chemical and microbial stability of steroid hormones in liposome formulations over eight weeks, with finasteride showing the highest diffusion rate.