Partial
Partially Aligned
Patient Risk:
Moderate
Summary
Most claims about contraception use duration, removal timing, and menstrual-cycle timing are not fully supported by the provided label excerpts (notably insertion timing details). Heavy menstrual bleeding duration is incorrect in the label excerpt (up to 5 years, not 8). Other claims are either unsupported or only partially supported by excerpts.
Category Scores
Accurate Statements
Liletta is a levonorgestrel-releasing intrauterine device (IUD).
Consistent with label description of LILETTA as a levonorgestrel-releasing intrauterine system (IUS).
Once Liletta reaches the end of its approved duration, it should be removed or replaced to keep contraception protection.
For contraception, remove by the end of the eighth year; can be replaced at time of removal with a new LILETTA if continued contraceptive protection is desired.
Using Liletta past the labeled timeframe is not recommended.
Label provides removal by end of eighth year for contraception; does not explicitly state 'not recommended,' but implies labeled timeframe should be followed for ongoing contraception protection.
Liletta can be removed at any time.
If pregnancy is not desired, LILETTA can be removed at any time (with contraception started prior to removal).
Fertility generally returns after Liletta removal.
No explicit statement about return of fertility is provided in the supplied excerpts; therefore this is not supported by the provided text (see unsupportedStatements).
Unsupported Statements
Liletta’s approved duration is up to 8 years for people who get the IUD for contraception.
Supported by excerpt 1.1 (indicated for prevention of pregnancy for up to 8 years), but not explicitly labeled as 'approved duration' for 'people who get the IUD'—the excerpt supports contraception indication/duration; minor wording mismatch. (Included here only if strict phrasing is required; otherwise would be supported.)
The effectiveness of Liletta depends on when it is inserted during the menstrual cycle.
Label excerpt states 'Refer to Table 1 for instructions on when to start use of LILETTA' but the provided excerpts do not include Table 1 content establishing menstrual-cycle-dependent effectiveness.
If Liletta is inserted at certain times, it can begin working immediately.
No explicit statement in the provided excerpts about immediate effectiveness based on timing (Table 1 not included).
If Liletta is inserted at other times, it may take up to about 7 days to become fully effective.
No explicit statement in the provided excerpts about a '7 days' timeframe (Table 1 not included).
The duration guidance for Liletta in heavy menstrual bleeding use is the same overall timeframe (up to 8 years).
The provided label excerpt states heavy menstrual bleeding indication for up to 5 years with replacement after the end of the fifth year.
Fertility generally returns after Liletta removal.
No statement about fertility return after removal appears in the provided excerpts.
Contradictions
Low
AI Statement
The duration guidance for Liletta in heavy menstrual bleeding use is the same overall timeframe (up to 8 years).
Label Reference
1.2 Heavy Menstrual Bleeding: indicated for treatment for up to 5 years; replace after end of fifth year if continued treatment needed.
Important Omissions
For contraception, label excerpt specifies removal by end of eighth year and replacement at time of removal if continued contraceptive protection is desired; for heavy menstrual bleeding, replacement is by end of the fifth year—an accurate statement should include the 5-year limit for heavy menstrual bleeding (per provided excerpts).
Importance:
Moderate
Safety Assessment
Potential Patient Risk:
Moderate
Incorrect duration for heavy menstrual bleeding (asserted up to 8 years vs label up to 5 years) could lead to continued use beyond the labeled timeframe for that indication. Other timing-to-effectiveness claims rely on Table 1 not provided in excerpts, so their clinical accuracy cannot be confirmed from the supplied label text.
Regulatory Assessment
| On Label |
No |
| Off-label Discussion |
No |
| Promotes Unapproved Use |
No |
| Hallucination Risk |
Low |
Recommendation
Partially Aligned
Primary Issue
Heavy menstrual bleeding duration is misstated (claimed up to 8 years instead of up to 5 years per label excerpt). Menstrual-cycle timing effectiveness and 'immediate'/'up to 7 days' statements are not supported by the provided excerpts because Table 1 is not included.
Suggested Improvement
Replace heavy menstrual bleeding duration with label-accurate wording: treatment indication for up to 5 years and replace after end of fifth year if continued treatment needed. Remove or qualify claims about menstrual-cycle timing effectiveness and the specific 'immediately'/'up to 7 days' timeframe unless Table 1 details are provided and quoted from the label.