Download these MP3 audio files by selecting and right-clicking the file, then choose “Save-As” to copy to your computer or mobile phone [mepr-rule id=”5669″ ifallowed=”show”] Bridging the gap in education General lack of knowledge available to both patients and practitioners on bioidentical progesterone; women sharing tried & tested dosage and usage guidelines. [/mepr-rule] Are there different grades of Progesterone cream? Commerical progesterone creams not regulated in the same way the pharmaceutical industry and to a lesser extent the compounding pharmacy industry is. Dosage and delivery of progesterone is confusing Troches and creams are completely different dose forms and utilize different pathways to achieve systemic absorption. PCOS –.