Poor
Not Aligned
Patient Risk:
Medium
Summary
Most claims about cost/coverage/coupons are not addressed in the provided FDA label text, so they are unsupported. Several pharmacologic/clinical statements are only partially supported or are generic without exact label backing from the supplied excerpts. Dosing claims for edema and several safety/interaction claims are only partially aligned with the provided label excerpts; overall label adherence is poor based solely on the supplied label text.
Category Scores
Accurate Statements
Generic Lasix is known as furosemide.
The provided label specifies LASIX (furosemide) and active ingredient furosemide.
Lasix is a loop diuretic.
The provided label refers to LASIX as a potent diuretic (loop-diuretic classification is not explicitly stated in the provided excerpts).
Lasix works by inhibiting the reabsorption of sodium, chloride, and potassium in the kidneys.
Not explicitly stated in the provided excerpts.
Unsupported Statements
The price of Lasix tablets can vary, with reported prices for a 30-day supply ranging from approximately $25 to $50 for generic versions without insurance.
No pricing, cost ranges, or insurance/coupon pricing information appears in the provided label text.
The exact cost of Lasix depends on factors such as the pharmacy, insurance coverage, and dosage.
No cost determinants are included in the provided label text.
Insurance coverage significantly impacts the out-of-pocket cost of Lasix.
No insurance/out-of-pocket guidance is present in the provided label text.
Many insurance plans cover generic furosemide, leading to lower copayments.
No insurance coverage/coplay statements are present in the provided label text.
A 30-day supply of Lasix (generic furosemide) might cost as little as $5 with certain insurance plans.
No pricing amounts are present in the provided label text.
Generic Lasix is generally more affordable than the brand-name version.
No comparative affordability statements are present in the provided label text.
Retail prices for a 30-day supply of generic furosemide tablets typically fall between $25 and $50.
No retail pricing information is present in the provided label text.
Discount cards or coupons can further reduce the price of generic furosemide for uninsured or underinsured individuals.
No discount card/coupon information is present in the provided label text.
Alternatives to Lasix (furosemide) include other loop diuretics such as bumetanide and torsemide.
No alternative drug listing is present in the provided label text.
Thiazide diuretics like hydrochlorothiazide may be used for certain conditions.
No thiazide or hydrochlorothiazide statements are present in the provided label text excerpt.
Thiazide diuretics like hydrochlorothiazide have a different mechanism of action and potency than loop diuretics.
No thiazide mechanism/potency comparison is present in the provided label text excerpt.
Lasix works by inhibiting the reabsorption of sodium, chloride, and potassium in the kidneys.
The provided label excerpts do not state this mechanism.
Lasix increases the excretion of water and electrolytes.
The label states it is a potent diuretic and discusses water/electrolyte depletion, but this specific phrasing is not explicitly provided in the excerpt as a mechanistic sentence.
The increased excretion of water and electrolytes reduces fluid volume in the body.
No statement about reducing body fluid volume is explicitly provided in the excerpt.
This effect helps to manage conditions like edema associated with heart failure, liver disease, or kidney disease.
Edema indications are listed, but the provided excerpt does not explicitly connect the described mechanism/volume reduction to those conditions.
Common side effects of Lasix include dizziness, lightheadedness, headache, and muscle cramps.
The provided adverse reaction excerpts do not list these as 'common side effects' (no frequency data).
More serious side effects of Lasix can involve electrolyte imbalances such as low potassium or sodium levels.
Electrolyte imbalance (e.g., hypokalemia, hyponatremia) is mentioned as signs/symptoms to observe, but the excerpt does not frame them as 'more serious side effects' nor provides severity/frequency categories.
More serious side effects of Lasix can involve dehydration.
Dehydration is mentioned as a risk of excessive diuresis, but the excerpt does not frame 'dehydration' as a specific 'more serious side effect' category.
More serious side effects of Lasix can involve changes in blood pressure.
Hypotension is mentioned as a sign/symptom and orthostatic hypotension is referenced, but the excerpt does not support the generalized 'more serious side effects' framing.
Lasix can interact with other diuretics.
The provided drug interaction section excerpt does not explicitly mention other diuretics besides avoidance of ethacrynic acid.
Lasix can interact with blood pressure medications.
The excerpt supports interactions with ACE inhibitors/ARBs causing severe hypotension and renal deterioration, but it does not support a broad 'blood pressure medications' statement.
Lasix can interact with certain antibiotics.
The excerpt supports aminoglycoside antibiotics/ototoxicity, but 'certain antibiotics' is too broad without naming the relevant class from the excerpt.
For adults with edema, initial doses of Lasix can range from 20 mg to 80 mg daily.
The excerpt states 'usual initial dose ... 20 mg to 80 mg given as a single dose' (not described as 'daily').
For edema, doses for adults can be adjusted as needed.
The label supports titration and dose increases, but this statement is generic and not directly evidenced as written in the provided excerpt.
Dosage for other conditions, like hypertension, may differ.
The label supports that hypertension dosing differs, but this statement is generic; it is not inaccurate, yet it is not specifically supported as written.
Contradictions
Low
AI Statement
Thiazide diuretics like hydrochlorothiazide may be used for certain conditions.
Label Reference
Absent from provided label excerpts (no contraindication or statement regarding thiazides).
Important Omissions
Serious label warnings/precautions that should accompany any safety discussion (e.g., initiation in hospital for hepatic cirrhosis and ascites; do not institute in hepatic coma/electrolyte depletion; risk of hepatic coma; ototoxicity risk with rapid injection/high doses/aminoglycosides; monitoring for specific fluid/electrolyte imbalance signs).
Importance:
Moderate
Specific contraindications (anuria; hypersensitivity to furosemide) were not mentioned.
Importance:
Moderate
Drug interaction details relevant to the label (e.g., avoid with ethacrynic acid; ACE inhibitors/ARBs can cause severe hypotension and renal deterioration; sucralfate reduces effects and should be separated by at least two hours).
Importance:
Moderate
Safety Assessment
Potential Patient Risk:
Medium
Unsupported generalized safety/interaction claims and missing key label precautions/monitoring requirements could mislead if used beyond the label. However, no explicit dosing beyond label range for edema initial single dose was provided as 'daily', and no explicit contraindication was misstated.
Regulatory Assessment
| On Label |
No |
| Off-label Discussion |
No |
| Promotes Unapproved Use |
No |
| Hallucination Risk |
High |
Recommendation
Not Aligned
Primary Issue
Major portion of claims are cost/coverage statements and mechanistic/safety generalizations not supported by the provided FDA label excerpts; interaction claims are overly broad relative to the specific label interaction details.
Suggested Improvement
Limit claims to what is explicitly present in the provided label text (indications, contraindications, label-specific dosing language, and named drug interactions/warnings). Remove or clearly separate non-label cost/insurance/coupon information from label-based statements.