Abstract: This invention in one embodiment is directed to a compound of Formula Ia; where the designation (R) indicates that the designated carbon has the (R) stereochemistry; and wherein Z1 is hydrogen or fluorine; Z2 is hydrogen, deuterium, or fluorine; Z3 is deuterium; Z4 is fluorine; m is an integer from 0 to 10; n is an integer from 0 to 2; provided that: the sum of m+n does not exceed 10; and when both Z1 and Z2 are hydrogen, the sum of m+n is greater than 0, and pharmaceutically acceptable salts thereof. This invention also provides compositions comprising one or more compounds of this invention and a carrier and the use of the disclosed compounds and compositions in methods of treating diseases and conditions that are beneficially treated by administering an antihelminthic agent, such as praziquantel.

Abstract: This invention relates to novel quinazoline derivatives, and their pharmaceutically acceptable salts. The invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions beneficially treated by inhibiting cell surface tyrosine receptor kinases.

Abstract: The present invention relates to compounds useful as inhibitors of voltage-gated sodium channels and calcium channels. The invention also provides pharmaceutically acceptable compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various disorders.

Abstract: This invention relates to novel 2-{6-[4-(2-hydroxy-ethyl)-piperazin-1-yl]-2-methyl-pyrimidin-4-ylamino}-thiazole-5-carboxylic acid (2-chloro-6-methyl-phenyl)-amide derivatives, and pharmaceutically acceptable acid addition salts thereof. The invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions beneficially treated by the inhibition of kinases including Src-kinase and Bcr-Abl kinase.

Abstract: This invention relates to novel substituted azaindoles and pharmaceutically acceptable salts thereof. This invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a compound showing selective inhibitory activity of oncogenic B-RafV600E protein kinase.

Abstract: This invention relates to novel compounds that are pyrazinoisoquinoline derivatives, and pharmaceutically acceptable salts thereof. More specifically, this invention relates to novel pyrazinoisoquinoline derivatives that are derivatives of praziquantel. This invention also provides compositions comprising one or more compounds of this invention and a carrier and the use of the disclosed compounds and compositions in methods of treating diseases and conditions that are beneficially treated by administering an antihelminthic agent, such as praziquantel.

Abstract: This disclosure relates to novel morphinan compounds and their derivatives, pharmaceutically acceptable salts, solvates, and hydrates thereof. This disclosure also provides compositions comprising a compound of this disclosure and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a ?1 receptor agonist that also has NMDA antagonist activity.

Abstract: This invention relates to novel tetrahydronaphthalene derivatives, and pharmaceutically acceptable salts thereof according to the following formulae, in one embodiment: as described herein. This invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a selective T-type calcium channel blocker.

Abstract: The present invention relates to co-administering a Hepatitis C virus NS3/4A protease inhibitor and a cytochrome P450 monooxygenase inhibitor. The combination acts by interfering with the life cycle of the hepatitis C virus and is therefore useful as an antiviral therapy. As such, the combination may be used for treating or preventing Hepatitis C infections in patients. The invention also relates to compositions comprising the combination of inhibitors. The invention also relates to kits and pharmaceutical packs comprising a Hepatitis C virus NS3/4A protease inhibitor and a cytochrome P450 monooxygenase inhibitor. The invention also relates to processes for preparing these compositions, combinations, kits, and packs.

Abstract: The present invention relates to compounds useful as inhibitors of voltage-gated sodium channels and calcium channels. The invention also provides pharmaceutically acceptable compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various disorders.

Abstract: This disclosure relates to novel morphinan compounds and their derivatives, pharmaceutically acceptable salts, solvates, and hydrates thereof. This disclosure also provides compositions comprising a compound of this disclosure and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a ?1 receptor agonist that also has NMDA antagonist activity.

Abstract: This invention relates to prodrugs of 4-aminoquinazoline compounds, and to pharmaceutically acceptable salts thereof. This invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering inhibitors of the EGFR and HER2.

Abstract: This invention relates to novel substituted dioxopiperidinyl phthalimide derivatives and pharmaceutically acceptable acid addition salts thereof. The invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions beneficially treated by an immunomodulatory agent.

Abstract: This invention relates to novel tetrahydronaphthalene derivatives, and pharmaceutically acceptable salts thereof according to the following formulae, in one embodiment: as described herein. This invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a selective T-type calcium channel blocker.

Abstract: This disclosure relates to novel morphinan compounds and their derivatives, pharmaceutically acceptable salts, solvates, and hydrates thereof. This disclosure also provides compositions comprising a compound of this disclosure and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a ?1 receptor agonist that also has NMDA antagonist activity.

Abstract: This disclosure relates to novel morphinan compounds and their derivatives, pharmaceutically acceptable salts, solvates, and hydrates thereof. This disclosure also provides compositions comprising a compound of this disclosure and the use of such compositions in methods of treating diseases and conditions that are beneficially treated by administering a ?1 receptor agonist that also has NMDA antagonist activity.

Abstract: The present invention relates to derivatives of tadalafil, substituted with fluorine on the methylene carbon atom situated between the oxygens of the benzodioxol ring, and optionally further substituted with deuterium atoms in place of normally abundant hydrogen, and 13C in place of normally abundant 12C. These compounds are selective PDE5 inhibitors and possess advantageous biopharmaceutical and pharmacokinetic properties. The invention further provides compositions comprising these compounds and methods of treating diseases and conditions that are responsive to PDE5 inhibition, alone and in combination with additional agents.

Abstract: This invention relates to novel triazolyl tropane derivatives, their acceptable acid addition salts, solvates, hydrates and polymorphs thereof. The invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions beneficially treated by blocking or reducing the binding ability of the CCR5 receptor.

Abstract: The invention relates to prodrugs of niacin and their use in pharmaceutical composition and therapeutic treatment of disease.

Abstract: This invention relates to novel quinazoline derivatives and their acceptable acid addition salts. The invention also provides compositions comprising a compound of this invention and the use of such compositions in methods of treating diseases and conditions beneficially treated by inhibitory activity against the VEGF receptor tyrosine kinase.