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A loading dose is an essential pharmacological strategy to rapidly achieve the target plasma drug concentration necessary for an immediate therapeutic effect. This approach is especially critical for drugs characterized by slow absorption or extended half-lives, where delaying therapeutic plasma levels could compromise treatment outcomes. By administering a loading dose, clinicians ensure a prompt onset of drug action, even for agents with complex pharmacokinetic profiles.Achieving steady-state...
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Updated: Feb 15, 2026

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[New Low-Dose Oral Contraceptive with 28 Midiana.]

Mariya Angelova, E Kovachev, Kremena Miteva

    Akusherstvo I Ginekologiia
    |January 26, 2018
    PubMed
    Summary

    Midiana 28, a low-dose oral contraceptive with Drospirenone, demonstrates excellent contraceptive efficacy (Pearl Index = 0.00) and cycle control. It is well-tolerated with minimal, transient side effects.

    Area of Science:

    • Pharmacology
    • Reproductive Health
    • Gynecology

    Background:

    • Oral contraceptives are widely used for family planning.
    • Low-dose formulations aim to minimize estrogen exposure.
    • Drospirenone is a newer generation progestin with anti-androgenic properties.

    Purpose of the Study:

    • To evaluate the contraceptive efficacy of Midiana 28.
    • To assess the menstrual cycle control provided by Midiana 28.
    • To determine the tolerability and side effect profile of Midiana 28.

    Main Methods:

    • Clinical trial involving a control group of women.
    • Assessment of pregnancy rates using the Pearl Index.
    • Monitoring of intermenstrual bleeding and side effects.

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    Main Results:

    • Midiana 28 achieved a Pearl Index of 0.00, indicating excellent contraceptive effect.
    • A low frequency of intermenstrual bleeding (17%) was observed.
    • The oral contraceptive showed very good tolerability with minimal, transient side effects.

    Conclusions:

    • Midiana 28 is a highly effective oral contraceptive.
    • It provides good menstrual cycle control with minimal bleeding.
    • Midiana 28 is well-tolerated by users.