Endo International, formerly Endo Pharmaceuticals and then Endo Health Solutions, wants the pain to end, preferably through the drugs it acquires and markets. The company has a portfolio of both branded and generic prescription products for pain management and other health conditions. Its best-selling drug is Lidoderm, a lidocaine patch that treats nerve pain caused by shingles. Endo also sells pain medications Percocet and Opana ER, migraine therapy Frova, and cancer drug Valstar. Its generics include morphine and oxycodone tablets. In addition, the firm provides related medical services. The company changed its name in 2014.