Abstract: The present disclosure provides a method for the treatment of Parkinson's disease comprising simultaneously or sequentially administering to a patient in need of treatment of Parkinson's disease a dosage form comprising (i) levodopa in an amount ranging from 50 mg to 300 mg, (ii) carbidopa in an amount ranging from 25 mg to 150 mg or a therapeutically equivalent amount of another aromatic amino acid decarboxylase inhibitor, and (iii) entacapone in an amount ranging from 50 mg to 300 mg, wherein the proportion of entacapone to carbidopa in said dosage form ranges from 0.3:1.0 to 3.2:1.0 by weight, a moderately potent COMT inhibitor in an amount ranging from 25 mg to 200 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.16:1.0 to 3.08:1.0 by weight, or a highly potent COMT inhibitor in an amount ranging from 1 mg to 100 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.006:1.0 to 1.54:1.0 by weight.

Abstract: The present disclosure provides a method for the treatment of Parkinson's disease comprising simultaneously or sequentially administering to a patient in need of treatment of Parkinson's disease a dosage form comprising (i) levodopa in an amount ranging from 50 mg to 300 mg, (ii) carbidopa in an amount ranging from 25 mg to 150 mg or a therapeutically equivalent amount of another aromatic amino acid decarboxylase inhibitor, and (iii) entacapone in an amount ranging from 50 mg to 300 mg, wherein the proportion of entacapone to carbidopa in said dosage form ranges from 0.3:1.0 to 3.2:1.0 by weight, a moderately potent COMT inhibitor in an amount ranging from 25 mg to 200 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.16:1.0 to 3.08:1.0 by weight, or a highly potent COMT inhibitor in an amount ranging from 1 mg to 100 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.006:1.0 to 1.54:1.0 by weight.

Abstract: The present disclosure provides a method for the treatment of Parkinson's disease comprising simultaneously or sequentially administering to a patient in need of treatment of Parkinson's disease a dosage form comprising (i) levodopa in an amount ranging from 50 mg to 300 mg, (ii) carbidopa in an amount ranging from 25 mg to 150 mg or a therapeutically equivalent amount of another aromatic amino acid decarboxylase inhibitor, and (iii) entacapone in an amount ranging from 50 mg to 300 mg, wherein the proportion of entacapone to carbidopa in said dosage form ranges from 0.3:1.0 to 3.2:1.0 by weight, a moderately potent COMT inhibitor in an amount ranging from 25 mg to 200 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.16:1.0 to 3.08:1.0 by weight, or a highly potent COMT inhibitor in an amount ranging from 1 mg to 100 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.006:1.0 to 1.54:1.0 by weight.

Abstract: The present disclosure provides a method for the treatment of Parkinson's disease comprising simultaneously or sequentially administering to a patient in need of treatment of Parkinson's disease a dosage form comprising (i) levodopa in an amount ranging from 50 mg to 300 mg, (ii) carbidopa in an amount ranging from 25 mg to 150 mg or a therapeutically equivalent amount of another aromatic amino acid decarboxylase inhibitor, and (iii) entacapone in an amount ranging from 50 mg to 300 mg, wherein the proportion of entacapone to carbidopa in said dosage form ranges from 0.3:1.0 to 3.2:1.0 by weight, a moderately potent COMT inhibitor in an amount ranging from 25 mg to 200 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.16:1.0 to 3.08:1.0 by weight, or a highly potent COMT Inhibitor in an amount ranging from 1 mg to 100 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.006:1.0 to 1.54:1.0 by weight.

Abstract: The present disclosure provides a method for the treatment of Parkinson's disease comprising simultaneously or sequentially administering to a patient in need of treatment of Parkinson's disease a dosage form comprising (i) levodopa in an amount ranging from 50 mg to 300 mg, (ii) carbidopa in an amount ranging from 25 mg to 150 mg or a therapeutically equivalent amount of another aromatic amino acid decarboxylase inhibitor, and (iii) entacapone in an amount ranging from 50 mg to 300 mg, wherein the proportion of entacapone to carbidopa in said dosage form ranges from 0.3:1.0 to 3.2:1.0 by weight, a moderately potent COMT inhibitor in an amount ranging from 25 mg to 200 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.16:1.0 to 3.08:1.0 by weight, or a highly potent COMT Inhibitor in an amount ranging from 1 mg to 100 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.006:1.0 to 1.54:1.0 by weight.

Abstract: The present disclosure provides a method for the treatment of Parkinson's disease comprising simultaneously or sequentially administering to a patient in need of treatment of Parkinson's disease a dosage form comprising (i) levodopa in an amount ranging from 50 mg to 300 mg, (ii) carbidopa in an amount ranging from 25 mg to 150 mg or a therapeutically equivalent amount of another aromatic amino acid decarboxylase inhibitor, and (iii) entacapone in an amount ranging from 50 mg to 300 mg, wherein the proportion of entacapone to carbidopa in said dosage form ranges from 0.3:1.0 to 3.2:1.0 by weight, a moderately potent COMT inhibitor in an amount ranging from 25 mg to 200 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.16:1.0 to 3.08:1.0 by weight, or a highly potent COMT inhibitor in an amount ranging from 1 mg to 100 mg, wherein the proportion of said COMT inhibitor to carbidopa in said dosage form ranges from 0.006:1.0 to 1.54:1.0 by weight.

Abstract: Compounds of the formula (I), wherein the symbol aa means a residue of an ?-amino acid. The invention is also directed to a method for the preparation of the compounds of formula (I), as well as their use as prolyl oligopeptide inhibitors, for example for the treatment of Alzheimer's disease.