DONG-A PHARM, CO., LTD. Patent applications |
Patent application number | Title | Published |
20130039951 | Process Of Preparing A Stabilized And Solubilized Formulation Of Sirolimus Derivatives - Provided is a process for preparing a solubilized and stabilized formulation of a sirolimus derivative, which comprises the steps of a dissolving a sirolimus derivative in a solvent, and bring a solution of the sirolimus derivative into contact with a water-soluble carrier to disperse the sirolimus derivative in the water-soluble carrier, and a formulation of a sirolimus derivative with improved solubility and stability as prepared by the preparation process as above. | 02-14-2013 |
20130022645 | PHARMACEUTICAL FORMULATIONS OF BISPHOSPHONATE WITH ENHANCED ORAL BIOAVAILABILITY - Disclosed is an oral bisphosphonate formulation characterized by an enhanced clinical bioavailability of bisphosphonate and by the use of phytic acid and a delayed release means for releasing bisphosphonate at a site of the lower gastrointestinal tract. Having a low phytic acid content, the oral bisphosphonate formulation guarantees high safety to the patient. Moreover, the oral formulation is designed to allow the patients to take the medicament, together with food intake, at a bioavailability as high as that of an empty stomach, thus improving the convenience of drug administration for the patient. Therefore, the oral formulation is expected to provide higher therapeutic effects for osteoporosis. | 01-24-2013 |
20110306762 | ACID ADDITION SALT OF UDENAFIL, PREPARATION METHOD THEREOF AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME - The present invention provides an acid addition salt of Udenafil, a preparation method thereof and a pharmaceutical composition comprising the same. The acid addition salt of Udenafil in which Udenafil is bonded to an organic acid selected from the group consisting of oxalic acid, benzenesulfonic acid, camphorsulfonic acid, cinnamic acid, adipic acid and cyclamic acid, has excellent solubility in an aqueous medium, water stability and crystallinity, thereby being suitably applied for a pharmaceutical composition. | 12-15-2011 |
20110250279 | CONTROLLED-RELEASE COMPOSITION FOR PRODUCING SUSTAINED-RELEASE PREPARATION CONTAINING UDENAFIL - This invention relates to a controlled-release composition for producing a sustained-release preparation containing udenafil, including (A) udenafil and a pharmaceutically acceptable salt, (B) a solubility modulator, (C) an adsorbent, and (D) a hydrophilic polymer. This controlled-release composition for producing a sustained-release preparation containing udenafil releases drugs constantly regardless of the pH level in the gastrointestinal tract, and thus freely controls the drug release time within the range of 3˜24 hours, and reduces the variability in the effect of drugs among individuals. Also, this composition can be produced into a sustained-release preparation which has an optimum condition for expressing the effect of drugs in the treatment of diseases including pulmonary arterial hypertension, hepatic portal vein hypertension, benign prostatic hyperplasia, and the like, which can be treated by udenafil and which requires the long-term drug administration. Also, this composition can control the release of drugs in accordance with the time taken for the absorption thereof when the drugs are applied to a living body, and thus can be valuably used in preventing and treating erectile dysfunction. | 10-13-2011 |
20110076247 | AGENT COMPRISING G-CSF FOR PREVENTION AND TREATMENT OF DIABETIC PERIPHERAL NEUROPATHY - Disclosed is an agent for preventing and treating diabetic peripheral neuropathy including a granulocyte colony stimulating factor (G-CSF) as an active ingredient, which is able to improve nerve conduction velocity and pain sensitivity by regenerating blood vessels in peripheral tissues and rehabilitating damaged nerve tissues. | 03-31-2011 |
20100267818 | STABILIZED SINGLE-LIQUID PHARMACEUTICAL COMPOSITION CONTAINING DOCETAXEL - This invention relates to a single-liquid pharmaceutical composition for injection containing docetaxel. The composition includes (A) docetaxel and pharmaceutically acceptable salts thereof, (B) a surfactant selected from the group consisting of polysorbate, polyoxyethylene glycol ester and polyoxyethylene castor oil derivatives, (C) a solvent comprising anhydrous ethanol in a concentration range of 100 to 800 mg/ml, in an injectable solution, and (D) a pH adjuster of an amount suitable for adjusting the pH of the liquid composition to 5 or less. The composition may be directly diluted in a perfusion liquid even without the use of an intermediary dilute solution in case the composition is used for injectable preparations since the composition is in a single liquid phase. Furthermore, the composition is suitable for effective administration of docetaxel since the pharmaceutical stability of the composition is significantly improved. | 10-21-2010 |
20100130448 | 3',4',5-TRIMETHOXY FLAVONE DERIVATIVES AS STIMULATN OF MUCUS SECRETION, METHOD FOR THE SAME, AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME - The present invention provides a 3′,4′,5-trimethoxy flavone derivative and a pharmaceutically acceptable salt thereof, preparation thereof, and a pharmaceutical composition for the treatment and prevention of dry eye syndrome comprising the same as an active ingredient. | 05-27-2010 |
20100120790 | DPP-IV INHIBITOR INCLUDING BETA-AMINO GROUP, PREPARATION METHOD THEREOF AND PHARMACEUTICAL COMPOSITION CONTAINING THE SAME FOR PREVENTING AND TREATING DIABETES OR OBESITY - The present invention provides a novel heterocyclic compound containing a beta-amino group, a method for preparing the same, and a pharmaceutical composition comprising the same heterocyclic compound or a pharmaceutically acceptable salt thereof as an active ingredient. The heterocyclic compound of the present invention exhibits excellent DPP-IV inhibitory activity and bioavailability and therefore can be useful for the prophylaxis or treatment of DPP-IV-related diseases such as diabetes or obesity. | 05-13-2010 |
20100113556 | NOVEL CRYSTAL FORMS OF PYRROLYLHEPTANOIC ACID DERIVATIVES - The present invention provides novel crystalline forms D1 and D2 of [R—(R*,R*)]-2-(4-fluorophenyl)-β,δ-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid hemicalcium salt, and hydrates thereof. The crystalline forms D | 05-06-2010 |
20100105727 | NOVEL BENZAMIDE DERIVATIVES AND PROCESS FOR THE PREPARTION THEREOF - The present invention provides a novel benzamide derivative represented by formula 1 and an isomer, a pharmaceutically acceptable salt or hydrate thereof, and a composition for activating a 5-HT4 receptor comprising the same, as an active ingredient. Benzamide derivatives of the present invention has superior affinity for 5-HT4 receptors, capability to reduce the gastric evacuation time, capability to alleviate ventricular tachycardia, ventricular fibrillation, torsades de pointes and QT prolongation, and low toxicity. Therefore, benzamide derivatives of the present invention are therapeutically effective for digestive system diseases. | 04-29-2010 |
20100105616 | POLYETHYLENE GLYCOL-G-CSF CONJUGATE - The present invention relates to three-branched PEG-G-CSF conjugate of general formula (1) in which the bonding ratio of three-branched polyethylene glycol (PEG) and G-CSF is 1:1 (mol/mol), wherein PEG has an average molecular weight of from 200 to 45,000 daltons; a pharmaceutical composition comprising the same, and a preparing method thereof. | 04-29-2010 |
20090192197 | NOVEL OXAZOLIDINONE DERIVATIVES - The present invention relates to novel derivatives of oxazolidinone, a method thereof and pharmaceutical compositions comprising the derivatives for use in an antibiotic. The oxazolidinone derivatives of the present invention show inhibitory activity against a broad spectrum of bacteria and lower toxicity. The prodrugs, prepared by reacting the compound having hydroxyl group with amino acid or phosphate, have an excellent efficiency on solubility thereof against water. Further, the derivatives of the present invention may exert potent antibacterial activity versus various human and animal pathogens, including Gram-positive bacteria such as Staphylococi, Enterococci and Streptococi, anaerobic microorganisms such as | 07-30-2009 |
20090117077 | POLYETHYLENE GLYCOL-INTERFERON ALPHA CONJUGATE - The present invention relates to three-branched polyethylene glycol-interferon alpha conjugate of general formula (1) wherein polyethylene glycol has an average molecular weight of from 400 to 45,000 daltons, and a pharmaceutical composition comprising the same. The bioactive polyethylene glycol-interferon alpha conjugate of general formula (1) has antiviral and antitumoral activities, improved yield and purity by high reactivity in the reaction, and the effects to increase the half-life in blood remarkably, and to minimize the decreases in biological activity of interferon. | 05-07-2009 |