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Compare Medicines

Compare two medicines side-by-side: halal status, inactive ingredients that differ, and pharmacist questions — free, cited, and private.

Medicine A

Insulin Glargine 100 units/mL

Sanofi
Looks Halal
Form
Injection (pen) · 100 units/mL
Market
US
Confidence
High
Inactive ingredients
Open full report
Medicine B

Lantus SoloStar (insulin glargine)

Sanofi-Aventis
Looks Halal
Form
Subcutaneous injection (pen) · 100 units / mL
Market
US
Confidence
High
Inactive ingredients
Open full report

Comparison summary

Insulin Glargine 100 units/mL is Looks Halal with High confidence. Lantus SoloStar (insulin glargine) is Looks Halal with High confidence. They share 1 inactive ingredients in our database and differ on 4 others.

Cleaner halal profile in this pair: Insulin Glargine 100 units/mL (halal) — confirm equivalence and dosing with your clinician before switching.

Inactive ingredient differences

1 shared · 0 only in Insulin Glargine 100 units/mL · 4 only in Lantus SoloStar (insulin glargine)

Shared ingredients (1) appear in both products — open each medicine report for the full list.

Questions about this comparison

How do Insulin Glargine 100 units/mL and Lantus SoloStar (insulin glargine) compare for halal status?
Insulin Glargine 100 units/mL: Looks Halal (High confidence). Lantus SoloStar (insulin glargine): Looks Halal (High confidence). RxHalal does not issue religious rulings — use this to ask your pharmacist about sources.
Which inactive ingredients differ between these two medicines?
Only in Insulin Glargine 100 units/mL: none listed. Only in Lantus SoloStar (insulin glargine): Metacresol, Zinc Chloride, Sodium Chloride, Polysorbate 20. Shared: 1 ingredients.
What should I ask my pharmacist when comparing these medicines?
Is this glycerin plant-derived or synthetic? Is the polysorbate-20 in this product plant-derived?

Clinician-friendly share summary

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