The present disclosure provides for treating neurodegenerative diseases comprising administering acetyl-leucine or a pharmaceutically acceptable salt thereof.

Provided herein are methods for treating, reducing or preventing influenza A virus infection in a patient, as well as compositions and articles of manufacture for treating, reducing or preventing influenza A virus infection in a patient.

Provided herein are methods for treating, reducing or preventing influenza A virus infection in a patient, as well as compositions and articles of manufacture for treating, reducing or preventing influenza A virus infection in a patient.

Provided herein are methods for treating, reducing or preventing influenza A virus infection in a patient, as well as compositions and articles of manufacture for treating, reducing or preventing influenza A virus infection in a patient.

The compounds of the invention as shown by general structure I, as shown below, are effective in treating filovirus infections. ##STR00001## X is selected from the group consisting of O and H; R.sup.1 is selected from (C.sub.6 to C.sub.10) aryl and (C.sub.2 to C.sub.9) heteroaryl, and R.sup.2 is selected from (C.sub.1 to C.sub.10) alkyl, (C.sub.1 to C.sub.10) alkenyl, (C.sub.1 to C.sub.10) alkynyl, (C.sub.3 to C.sub.10) cycloalkyl, and (C.sub.5 to C.sub.10) cycloalkenyl, and NR.sup.3aR.sup.3b is defined in the specification. These compounds are effective in treating filovirii infections including Ebolavirus and Marburg virus.

The compounds of the invention as shown by general structure I, as shown below, are effective in treating filovirus infections. ##STR00001## X is selected from the group consisting of O and H; R.sup.1 is selected from (C.sub.6 to C.sub.10) aryl and (C.sub.2 to C.sub.9) heteroaryl, and R.sup.2 is selected from (C.sub.1 to C.sub.10) alkyl, (C.sub.1 to C.sub.10) alkenyl, (C.sub.1 to C.sub.10) alkynyl, (C.sub.3 to C.sub.10) cycloalkyl, and (C.sub.5 to C.sub.10) cycloalkenyl, and NR.sup.3aR.sup.3b is defined in the specification. These compounds are effective in treating filovirii infections including Ebolavirus and Marburg virus.

The compounds of the invention as shown by general structure I, as shown below, are effective in treating filovirus infections. ##STR00001## X is selected from the group consisting of O and H; R.sup.1 is selected from (C.sub.6 to C.sub.10) aryl and (C.sub.2 to C.sub.9) heteroaryl, and R.sup.2 is selected from (C.sub.1 to C.sub.10) alkyl, (C.sub.1 to C.sub.10) alkenyl, (C.sub.1 to C.sub.10) alkynyl, (C.sub.3 to C.sub.10) cycloalkyl, and (C.sub.5 to C.sub.10) cycloalkenyl, and NR.sup.3aR.sup.3b is defined in the specification. These compounds are effective in treating filovirii infections including Ebolavirus and Marburg virus.

The present invention provides a compound having a cholinergic muscarinic M1 receptor positive allosteric modulator activity and useful as an agent for the prophylaxis or treatment of Alzheimer's disease, schizophrenia, pain, sleep disorder, Parkinson's disease dementia, dementia with Lewy bodies, and the like.

The present invention relates to a compound represented by the formula (I) or a salt thereof.

##STR00001##

wherein each symbol is as described in the specification, or a salt thereof.

The present invention provides a compound having a cholinergic muscarinic M1 receptor positive allosteric modulator activity and useful as an agent for the prophylaxis or treatment of Alzheimer's disease, schizophrenia, pain, sleep disorder, Parkinson's disease dementia, dementia with Lewy bodies, and the like.

The present invention relates to a compound represented by the formula (I) or a salt thereof.

##STR00001##

wherein each symbol is as described in the specification, or a salt thereof.

The present invention provides a method for treating behavioral and psychological symptoms in patient with dementia comprising administering an effective dose of pure 5-HT.sub.6 receptor antagonist, masupirdine or a pharmaceutically acceptable salt thereof either alone or in combination with an acetylcholinesterase inhibitor such as donepezil and NMDA (N-Methyl-D-aspartate) receptor antagonist, memantine. The present invention further provides use of the said compound in the manufacture of a medicament and pharmaceutical compositions comprising the said compounds intended for the treatment of the disorders described herein.