| Sitagliptin Reddy | Reddy Holding GmbH | vs Januviavs Sitagliptin Medregvs Sitagliptin Olpha |
| Januvia | Merck Sharp & Dohme B.V. | vs Sitagliptin Reddyvs Sitagliptin Medregvs Sitagliptin Olpha |
| Sitagliptin Medreg | Medreg s.r.o. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Olpha |
| Sitagliptin Olpha | Olpha AS | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Tesavel | Merck Sharp & Dohme B.V. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Ristaben | Merck Sharp & Dohme B.V. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Sitagliptin Accord | Accord Healthcare S.L.U. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Sitagliptin SUN | Sun Pharmaceutical Industries Europe B.V. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Xelevia | Merck Sharp & Dohme B.V. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Jazeta Novum | Zentiva, k.s. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Adimuplan | Sandoz GmbH | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Jansitin | G.L. Pharma GmbH | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Sitagliptin TZF | Tarchomińskie Zakłady Farmaceutyczne "Polfa" S.A. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Sitagliptin Polpharma | Zakłady Farmaceutyczne POLPHARMA S.A. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Sitagliptin +pharma | +pharma arzneimittel GmbH | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Maysiglu | Krka, d.d., Novo mesto | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Sitagliptin Medical Valley | Medical Valley Invest AB | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |
| Juzina | Gedeon Richter Polska Sp. z o.o. | vs Sitagliptin Reddyvs Januviavs Sitagliptin Medreg |