摘要:
Novel morphinan derivatives and pharmaceutically acceptable acid addition salts thereof as compounds having abilities to bind to opioid &egr;-receptor, which have agonist or antagonist activities, are disclosed. The morphinan derivatives according to the present invention are represented by the formula (I).
摘要:
A morphinan derivative or its pharmacologically allowed acid addition salt represented with compound I, an analgesic and diuretic having its derivative or its salt as the active ingredient, and its production process are described. The compound of the present invention possesses strong analgesic activity and diuretic action as a highly selective &kgr;-opioid agonist, allowing it to be used as a useful analgesic and diuretic.
摘要:
An immunosuppressive agent which has low toxicity and which exhibits excellent effectiveness even if it is orally administered is presented. The immunosuppressive agent of the present invention is characterized in that it contains .delta.-opioid antagonist having high selectivity to .delta.-opioid receptor. The present invention also provides a process of producing a naltrindole derivative characterized by reacting naltrexone or a salt thereof with a phenylhydrazine derivative in a solvent in the presence of methanesulfonic acid.
摘要:
A morphinan derivative or its pharmacologically allowed acid addition salt represented with compound I, an analgesic and diuretic having its derivative or its salt as the active ingredient, and its production process are described. The compound of the present invention possesses strong analgesic activity and diuretic action as a highly selective &kgr;-opioid agonist, allowing it to be used as a useful analgesic and diuretic.
摘要:
A morphinan derivative or its pharmaceutically acceptable acid addition salt represented with, for example, and an analgesic, diuretic, antitussive and brain cell protector having its derivative or its salt as the active ingredient are described. The compound of the present invention possesses strong analgesic activity, diuretic action and antitussive action as a highly selective &kgr;-opioid agonist, allowing it to be used as a useful analgesic, diuretic and antitussive. On the other hand, the compound of the present invention also possesses remarkable cerebro-neuroprotective activity, thus allowing it be used as a useful cerebro-neuroprotective agents.
摘要:
There are provided novel antitussive agents different from existing antitussive agents or those under development. Antitussive agents containing morphinan derivatives represented by compound 6: ##STR1## or pharmacologically acceptable acid-addition salts thereof and those derivatives or their salts as effective components. The antitussive agents according to the present invention have strong antitussive effects as highly selective .kappa.-opioid agonists, and may thus be applied as useful antitussive agents in the prophylaxis and treatment of coughing in a patient in need thereof.
摘要:
The present invention relates to indole derivatives represented by the following compound 1 and the pharmacologically acceptable acid addition salt thereof. ##STR1## The compounds of the present invention were found to exhibit strong antitussive and analgesic actions as a result of pharmacological evaluation, and can be used in the pharmaceutical field as effective antitussives and analgesics.
摘要:
An antitussive having high activity, which is free from side effects such as psychotomimetic, which may also be administered orally is disclosed. The antitussive according to the present invention comprises as an effective ingredient a .delta.-opioid antagonist or a pharamaceutically acceptable salt thereof.
摘要:
A novel compound which is a .delta.-opioid antagonist having high selectivity and activity, that exhibits immunosuppressive action, antiallergic action, anti-inflammatory action and brain cell-protecting action is disclosed. The compound according to the present invention is an indole derivative represented by the formula (I): ##STR1## and pharmaceutically acceptable acid addition salts thereof. The present invention also provides an immunosuppressive agent, antiallergic agent, anti-inflammatory agent and brain cell-protecting agent comprising the derivative or the salt as an effective ingredient.
摘要:
A novel compound which is a .delta.-opioid antagonist having high selectivity and activity, that exhibits immunosuppressive action, antiallergic action, anti-inflammatory action and brain cell-protecting action is disclosed. The compound according to the present invention is an indole derivative represented by the formula (I): ##STR1## and pharmaceutically acceptable acid addition salts thereof. The present invention also provides an immunosuppressive agent, antiallergic agent, anti-inflammatory agent and brain cell-protecting agent comprising the derivative or the salt as an effective ingredient.