Abstract: The present invention provides a compound of a general formula I, a stereomeride, pharmaceutically acceptable salt or a solvate thereof, a preparation method thereof, and usages in preparing medicines for preventing and/or treating diseases or symptoms caused by drug-resistant tumors or drug-resistant bacteria and in preparing medicines for preventing and/or treating diseases or symptoms related to tumors, neurodegenerative diseases, allogeneic transplantation rejection, and infection. Preferably, the diseases or symptoms related to tumors, neurodegenerative diseases, allogeneic transplantation rejection, and infection are diseases or symptoms caused by a heat shock protein 70 (Hsp70). The compound in the present invention is used for overcoming a difficult problem of drug resistance of tumors, improves the effect of tumor treatment, and provides a new medical strategy for clinical tumor treatment.

Abstract: The invention provides a compound of Formula I, an isomer, a pharmaceutically acceptable salt, or a solvate thereof, and use thereof in manufacture of a medicament for preventing and/or treating a drug-resistant tumor or disease or disorder caused by a drug-resistant bacterium, or use thereof in manufacture of a medicament for preventing and/or treating a tumor, a neurodegenerative disease, an allogeneic graft rejection, or an infection-associated disease or disorder; preferably, the tumor, neurodegenerative disease, allogeneic graft rejection, or infection-associated disease or disorder is a disease or disorder caused by Heat shock protein 70 (Hsp70). The compounds of the invention, which are a class of Hsp70 inhibitors having a novel structure and a high activity, solve the problem concerning drug resistance of tumors, enhance the effect of treating tumors, and provide a new medical strategy for treatment of tumors in clinic.

Abstract: The present invention provides a joint product comprising synephrine and topiramate, in which the synephrine or salt thereof is administered in form of rapid-release preparation, preferably rapid-release pellet, having daily dose of 2 mg to 25 mg, preferably 5 mg to 20 mg; the topiramate is administered in form of sustained-release or controlled-release preparation, preferably sustained-release pellet, having daily dose of 20 mg to 100 mg, preferably 23 mg to 92 mg. The composition is used for treatment of obesity or other diseases associated with obesity.

Abstract: Disclosed is as a substituted thiazolamine derivative represented by Formula I or a pharmaceutically acceptable salt thereof or a hydrate thereof (the definitions of each group in the formula are as presented in the description), and the application thereof in the prevention and/or treatment of viral diseases induced by picornavirus. Also disclosed is a pharmaceutical composition containing the compound.

Abstract: The present invention provides a combination product, which comprises immediate release pellet of phentermine and sustained-release pellet of topiramate, wherein the pellet of topiramate includes: a) a blank pellet core; b) an active drug layer that contains topiramate and is free of binding agent, the layer being located on surface of the blank pellet core; c) a sustained-release coating layer containing ethyl cellulose and PVP K30, the sustained-release coating layer being located on external of the active drug layer. The present invention further discloses a method for preparing the combination product.

Abstract: The present invention relates to a thiazine amide derivative and a pharmaceutical use thereof, and particularly to a compound of formula I (in the formula, variables are as described in the specification), a pharmaceutically acceptable salt, solvate or hydrate thereof. The present invention further relates to a method for preparing the compound, a pharmaceutical composition containing the compound, and a method or use thereof for prevention or treatment of neurodegenerative diseases.

Abstract: The present invention pertains to field of pharmaceutical chemicals, and relates to thiazole inner salt compounds, preparation methods and uses thereof. Specifically, the present invention relates to a compound of Formula I, hydrates or pharmaceutically acceptable salts thereof. The compound of Formula I of the present invention is a potent cross-linking protein cleavage agent, has a stable structure, good physical and chemical properties, and good pharmacological activities, and is suitable for large scale production to obtain samples with stable, controllable and reliable quality, thereby being suitable for pharmaceutical development.

Abstract: Meta-diarylaniline or meta-diarylpyridinamine compounds, methods for preparing the same and uses thereof in manufacture of a medicament. The compounds according to the present application have strong inhibitory activity (at nM level) against wild-type and various drug-resistant HIV viral strains, exhibit good druggability, and can be easily synthesized.

Abstract: Provided are a compound of formula I which can be used as a drug against small RNA virus infections, and optical isomers, pharmaceutically acceptable salts, solvates or hydrates thereof. Also provided are the preparation method of the compound, the method for using the compound for treating bacterial infections and the use of the compound in the preparation of a drug for preventing and/or treating viral diseases caused by small RNA viruses.

Abstract: The present invention relates to (1S,2S,3S,4R)-3-[(1S)-1-acetylamino-2-ethyl-butyl]-4-guanidino-2-hydroxy-cyclopentyl-1-carboxylic acid hydrates compounds, preparing methods thereof, pharmaceutical compositions containing said compounds and preparing methods thereof, and the clinical uses of said compounds as neuramidinase inhibitors for anti-influenza.

Abstract: Disclosed are PEG-modified Exendin-4 analogs and uses thereof. In particular, disclosed are PEG-modified Exendin-4 analogs as shown in formula (I), i.e., PEG-M-X-(Ex-4), or pharmaceutically acceptable salts thereof, as well as Exendin-4 analogs as shown in formula (II), i.e., [Aap]Exendin-4, wherein the symbols are as defined in the specification. Further disclosed are methods for preparing PEG-modified Exendin-4 analogs, uses of PEG-modified Exendin-4 analogs, compositions comprising the same, as well as use of the Exendin-4 analogs in the preparation of the PEG-modified Exendin-4 analogs. In the PEG-modified Exendin-4 analogs, modification by polyethylene glycol occurs in a site-directed manner in the peptide chains of the Exendin-4 analogs. The PEG-modified Exendin-4 analogs can be used to prevent and/or treat diseases and/or symptoms related to decreased activity of GLP-1 receptors, such as type II diabetes.

Abstract: The invention relates to a compound of formula I, and a preparation method and use thereof. The compound has a bacterial quorum-sensing regulatory effect, and can be used for prevention and/or treatment of a disease caused by a bacterial infection.

Abstract: The present invention relates to an acyclic nucleoside phosphonate derivative and medical uses thereof. Specifically, the present invention relates to an acyclic nucleoside phosphonate derivative of Formula I having strong potency against viruses, such as hepatitis B virus, and low cytotoxicity, or a pharmaceutically acceptable salt, isomer, hydrate or solvate thereof, wherein R1 is H or methyl; each R2 is independently —R3 or —OR3, each R3 is independently C1-C8 alkyl, C3-C8 cycloalkyl. The present invention further relates to a process for preparing the compounds of Formula I, a pharmaceutical composition comprising the compound, and the medical uses of the compound. The acyclic nucleoside phosphonate derivative of the present invention has activity against virus such as hepatitis B virus and good in vivo behavioral traits.

Abstract: The present invention relates to a sustained-release composition containing 2,3,4,5-tetrahydro-2,8-dimethyl-5-[2-(6-methyl-3-pyridyl)ethyl]-1H-pyrido[4,3-b]indole or a pharmaceutically acceptable salt thereof as an active ingredient, preparation thereof and the compound. The composition is suitable for oral administration by one time per day, and achieves the peak plasma concentration at 1.0 to 3 hours after oral administration. The composition is suitable for manufacturing a medicament for treatment of cognitive dysfunction syndrome, Alzheimer's disease, Parkinson's disease, Huntington's disease, or senile dementia.

Abstract: The present invention relates to a compound of Formula (I), or an isomer, pharmaceutically acceptable salt and solvate thereof; the present invention further relates to a pharmaceutical composition, which comprises the compound of Formula (I), or isomer, pharmaceutically acceptable salt or solvate thereof, and a pharmaceutically acceptable carrier, excipient or diluents; the present invention further relates to the use of the compound of Formula (I), or isomer, pharmaceutically acceptable salt or solvate thereof, for anti-apoptosis, prophylaxis or treatment of a disease or symptom associated with apoptosis, especially for protecting myocardial cells, and prophylaxis or treatment of a disease or symptom associated with cardiomyocyte apoptosis.

Abstract: The present invention relates to a thiazine amide derivative and a pharmaceutical use thereof, and particularly to a compound of formula I (in the formula, variables are as described in the specification), a pharmaceutically acceptable salt, solvate or hydrate thereof. The present invention further relates to a method for preparing the compound, a pharmaceutical composition containing the compound, and a method or use thereof for prevention or treatment of neurodegenerative diseases.

Abstract: The present invention relates to a compound of Formula I or a pharmaceutically acceptable salt thereof, its preparation method, a pharmaceutical composition comprising the compound, and its use in manufacture of a medicament for treatment of a disease or disorder, wherein R1, R2, R5, R6, X, Y, Q, W, n1 and n2 are defined as those stated in the description.

Abstract: The present invention relates to an oseltamivir phosphate granule and preparation method thereof. The said granule comprises 1.97-19.8 wt. % oseltamivir phosphate, 75.0-97.5 wt. % diluent, 0.1-5.0 wt. % binder, optionally 1.0-5.0 wt. % edible flavoring essence, sweetener and/or edible pigment. It is prepared by using 30-55 v/v % aqueous ethanol solution as moistening agent. The granules prepared by the formulation and method according to the present invention have good uniformity and stability and are water-soluble. The administration dosage of the granules can be conveniently selected based on the age and body weight of patients. The oseltamivir phosphate granule is suitable for administering to old people, children and flu gravis patients and those patients that swallow inconveniently or difficulty. The preparation of the granule is simple and low in production cost.

Abstract: The present invention relates to (1S,2S,3S,4R)-3-[(1S)-1-acetylamino-2-ethyl-butyl]-4-guanidino-2-hydroxy-cyclopentyl-1-carboxylic acid hydrates compounds, preparing methods thereof, pharmaceutical compositions containing said compounds and preparing methods thereof, and the clinical uses of said compounds as neuramidinase inhibitors for anti-influenza.

Abstract: The present invention relates to a compound of Formula (I), or an isomer, pharmaceutically acceptable salt and solvate thereof; the present invention further relates to a pharmaceutical composition, which comprises the compound of Formula (I), or isomer, pharmaceutically acceptable salt or solvate thereof, and a pharmaceutically acceptable carrier, excipient or diluents; the present invention further relates to the use of the compound of Formula (I), or isomer, pharmaceutically acceptable salt or solvate thereof, for anti-apoptosis, prophylaxis or treatment of a disease or symptom associated with apoptosis, especially for protecting myocardial cells, and prophylaxis or treatment of a disease or symptom associated with cardiomyocyte apoptosis.