| prednimustine | <chemical> Ester of chlorambucil and prednisolone used as a combination alkylating agent and synthetic steroid to treat various leukaemias and other neoplasms. It causes gastrointestinal and bone marrow toxicity. Pharmacological action: antineoplastic agent, alkylating. Chemical name: Pregna-1,4-diene-3,20-dione, 21-(4-(4-(bis(2-chloroethyl)amino)phenyl)-1-oxobutoxy)-11,17-dihydroxy-, (11beta)- (12 Dec 1998) |
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| prednisolone | <chemical> A glucocorticoid with the general properties of the corticosteroids. It is the drug of choice for all conditions in which routine systemic corticosteroid therapy is indicated, except adrenal deficiency states. Pharmacological action: steroidal anti-inflammatory agents, antineoplastic agent, hormonal, glucocorticoids, synthetic. Chemical name: Pregna-1,4-diene-3,20-dione, 11,17,21-trihydroxy-, (11beta)- (12 Dec 1998) |
| prednisolone butylacetate | prednisolone tebutate |
| prednisolone sodium phosphate | Prednisolone 21-(disodium phosphate);more soluble than prednisolone and the other prednisolone esters and useful when a rapid onset or a short duration of action is desired; suitable for intrasynovial, parenteral, and topical administration. Prednisolone succinate, prednisolone compound suitable for intramuscular, intravenous, or rectal administration. Prednisolone tebutate, same actions and uses as prednisolone but with longer duration of action and suitable for intrasynovial and soft tissue injection. Synonym: prednisolone butylacetate. (05 Mar 2000) |
| prednisolone, topical | Prednisolone that is applied topically as an anti-inflammatory agent. (12 Dec 1998) |
| prednisone | <drug> Synthetic corticosteroid with powerful anti-inflammatory and antiallergic activity. (18 Nov 1997) |
| prednylidene | 16-Methyleneprednisolone; 11b,17,21-trihydroxy-16-methylenepregna-1,4-diene-3,20-dione;a glucocorticoid. (05 Mar 2000) |
| predominance | 1. The quality or state of being predominant; superiority; ascendency; prevalence; predomination. "The predominance of conscience over interest." (South) 2. <astronomy> The superior influence of a planet. Origin: Cf. F. Predominance. Source: Websters Dictionary (01 Mar 1998) |
| predominate | To be superior in number, strength, influence, or authority; to have controlling power or influence; to prevail; to rule; to have the mastery; as, love predominated in her heart. "[Certain] rays may predominate over the rest." (Sir. I. Newton) Origin: Pref. Pre- + dominate: cf. F. Predominer. Source: Websters Dictionary (01 Mar 1998) |
| predormital | Pertaining to the predormitum. (05 Mar 2000) |
| predormitum | The stage of semi-unconsciousness preceding actual sleep. Origin: pre-+ L. Dormio, to sleep (05 Mar 2000) |
| predorsal | <anatomy> Situated in front of the back; immediately in front, or on the ventral side the dorsal part of the vertebral column. Source: Websters Dictionary (01 Mar 1998) |
| predorsal bundle | A bundle of thick, heavily myelinated fibres originating in the deep layers of the superior colliculus, crossing to the opposite side in the dorsal tegmental decussation, descending along the median plane, between the medial longitudinal fasciculus dorsally, the medial lemniscus ventrally, into the anterior funiculus of the spinal cord. The tract ends in the medial region of the anterior horn of the cervical spinal cord, and appears to be involved in head movements during visual and auditory tracking. Throughout its course in the brainstem it is accompanied by fibres of the tectobulbar tract. Synonym: tractus tectospinalis, Held's bundle, Loewenthal's bundle, Loewenthal's tract, Marchi's tract, predorsal bundle. (05 Mar 2000) |
| preductal | Relating to that part of the aorta proximal to the aortic opening of the ductus arteriosus. (05 Mar 2000) |
| preeclampsia | <obstetrics> A toxaemia of late pregnancy characterised by hypertension, oedema and proteinuria, when convulsions and coma are associated, it is called eclampsia. It occurs after the 20th week of gestation, but it may develop before this time in the presence of trophoblastic disease. (12 Dec 1998) |