The name answers only one question
A compound name helps identify a topic. A finished-product label contains additional information about formulation, presentation and use. Matching the ingredient name does not establish that two preparations share those other characteristics.
Keep records at the right level
When comparing semaglutide or tirzepatide entries, distinguish the named compound from a particular manufactured product. PubChem maintains separate compound identity records; those records are not certifications of a supplier's stock.
Read a study's material description
A paper should be checked for the actual intervention, route, study population and experimental conditions. A catalog label cannot fill in details that are absent from the paper or product documentation.
Make uncertainty visible
If the formulation is unknown, write unknown. If two products have not been shown to be equivalent, do not label them interchangeable. This keeps a research library useful without turning a shared name into a broader claim.
Identity resources
PubChem semaglutide: https://pubchem.ncbi.nlm.nih.gov/compound/Semaglutide
PubChem tirzepatide: https://pubchem.ncbi.nlm.nih.gov/compound/Tirzepatide