地诺孕素片, Dienogest Tablets, Dinuoyunsu Pian, 14tablets, for Endometriosis

Drug Name

Dienogest Tablets
Dinuoyunsu Pian

Active Ingredient

The active ingredient is dienogest.
Chemical Name: (17α)-17-Hydroxy-3-oxo-19-norpregna-4,9-diene-21-carbonitrile
Molecular Formula: C₂₀H₂₅NO₂
Molecular Weight: 311.42
Excipients: Lactose, microcrystalline cellulose, corn starch, povidone, crospovidone, talc, magnesium stearate.

Description

White or off-white tablets.

Indications/Therapeutic Uses

Treatment of endometriosis.

Dosage and Administration

• Oral Use: Administer 1 tablet daily without interruption, preferably at the same time each day. Swallow whole with water if needed.
• Timing: May be taken with or without food.
• Continuous Use: Tablets must be taken consecutively without interruption, regardless of vaginal bleeding. Start the next pack immediately after finishing one.
• Treatment Initiation: May begin at any time during the menstrual cycle.
• Contraception: Discontinue any hormonal contraceptive methods before starting treatment. Use non-hormonal contraception (e.g., barrier methods) if needed.

Missed Dose Management

• Missed Tablet(s): Take the missed dose as soon as remembered, then resume the regular schedule the next day.
• Reduced Efficacy: Efficacy may decrease if vomiting or diarrhea occurs within 3–4 hours of dosing.
• Compensation: Replace a missed or unabsorbed dose (due to vomiting/diarrhea) with an additional tablet.

Storage

Store in a cool, dark place and keep tightly sealed.

Packaging

Aluminum-plastic blister packs.
Pack Size: 14 tablets per blister, 1 blister per box.

Expiration

48 months.