38%

  1. drtbear1967

    Do not take Nolvadex with Letrozole

    Letrozole and nolvadex cannot be used together! Nolvadex lowers the effectiveness of letrozole by 38% through an unknown mechanism. However, I know several competitors who have told me they take both concurrently Bc their "coaches" don't have a clue about drug interactions. Be smart and do your...
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