Valsartan
Generic name: valsartan (International Nonproprietary Name, INN) (not a brand) ([en.wikipedia.org](https://en.wikipedia.org/wiki/Valsartan?utm_source=openai)).
Brand names and alternate names include:
- Diovan ([precision.fda.gov](https://precision.fda.gov/uniisearch/srs/unii/80M03YXJ7I?utm_source=openai))
- Prexxartan (a brand name used in some markets) ([mayoclinic.org](https://www.mayoclinic.org/drugs-supplements/valsartan-oral-route/description/drg-20067355?utm_source=openai))
- Combined products containing valsartan include:
- Diovan HCT (valsartan + hydrochlorothiazide) ([medlineplus.gov](https://www.medlineplus.gov/druginfo/meds/a697015.html?utm_source=openai))
- Exforge (valsartan + amlodipine) ([en.wikipedia.org](https://en.wikipedia.org/wiki/Valsartan?utm_source=openai))
- Exforge HCT (valsartan + amlodipine + hydrochlorothiazide) ([medlineplus.gov](https://www.medlineplus.gov/druginfo/meds/a697015.html?utm_source=openai))
- Valturna (valsartan + aliskiren; note: may no longer be marketed) ([medlineplus.gov](https://www.medlineplus.gov/druginfo/meds/a697015.html?utm_source=openai))
Other regional or generic-brand names (including Canadian generics) include M‑Valsartan, Auro‑Valsartan, Sandoz Valsartan, Taro‑Valsartan, Teva‑Valsartan ([mskcc.org](https://www.mskcc.org/cancer-care/patient-education/medications/adult/valsartan?utm_source=openai)).
Levothyroxine
Generic name: levothyroxine (also levothyroxine sodium) (International Nonproprietary Name, INN) ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai)).
Synonymous chemical name: 3,5,3′,5′‑Tetraiodo‑L‑thyronine ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai)).
Brand names and alternate names include:
- Synthroid ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai))
- Levoxyl ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai))
- Eltroxin, Euthyrox, Eutirox, Letrox, Levaxin, Lévothyrox, Thyrax, Thyrax Duotab (Europe) ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai))
- Thyrox, Thyronorm (South Asia) ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai))
- Tirosint, Unithroid (North and South America) ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai))
- Thyrin, Thyrolar (Bangladesh) ([en.wikipedia.org](https://en.wikipedia.org/wiki/Levothyroxine?utm_source=openai))
- Other US-formulary synonyms include Levothroid®, Levo‑T®, Levothyroxine Sodium, Unithroid® ([va.gov](https://www.va.gov/formularyadvisor/drugs/4038789-LEVOTHYROXINE-TAB?utm_source=openai))
Note: Brand names can vary by region and formulation. Generic names remain consistent as the active ingredient. Substitutions (especially across brands) should be guided by healthcare providers due to narrow therapeutic indexing for thyroid medications.
