Reaction depression

The corrosion rate is controlled mainly hy cathodic reaction rates. Cathodic Reactions 5.2 and 5.3 are usually much slower than anodic Reaction 5.1. The slower reaction controls the corrosion rate. If water pH is depressed. Reaction 5.3 is favored, speeding attack. If oxygen concentration is high. Reaction 5.2 is aided, also increasing wastage hy a process called depolarization. Depolarization is simply hydrogen-ion removal from solution near the cathode. 

F43.2 Adjustment disorders. 20 Brief depressive reaction. 21 Prolonged depressive reaction. 22 Mixed anxiety and depressive reaction. 23 With predominant disturbance of other emotions. 24 With predominant disturbance of conduct. 25 With mixed disturbance of emotions and conduct. 28 With other specified predominant symptoms... 

When we began using reserpine at the Maudsley Hospital less than two years ago there were very few reliable accounts of its use in the treatment of neuropsychiatric conditions and almost no controlled clinical studies. Dr D. L. Davies and I therefore conducted a clinical trial on a mixed group of out-patients, the majority of whom were suffering from anxiety and depressive reactions. The patients were given either reserpine, prescribed as Serpasil in a dose of 0.5 mg. by mouth twice daily, or a seemingly identical placebo, for a period of six weeks. The two substances... 

Bunney WE Jr, Davis JM Norepinephrine in depressive reactions a review. Arch Gen Psychiatry 13 483-494, 1965... 

Harris JA, Robin AA. A controlled trial of phenelzine in depressive reactions. J Merit Sci 1960 106 1432-1437. 

While studies of reactions in supercritical fluids abound, only a few researchers have addressed the fundamental molecular effects that the supercritical fluid solvent has on the reactants and products that can enhance or depress reaction rates. A few measurements of reaction rate constants as a function of pressure do exist. For instance, Paulaitis and Alexander (1987) studied the Diels Alder cycloaddition reaction between maleic anhydride and isoprene in SCF CO2. They observed bimolecular rate constants that increased with increasing pressure above the critical point and finally at high pressures approached the rates observed in high pressure liquid solutions. Johnston and Haynes (1987) found the same trends in the... 

Barbiturates produce forms of central nervous system depression. Reactions to these drags range from mild sedation (producing sleep) to a coma. Doctors may prescribe barbiturates as sedatives to calm patients nerves, reduce tension or help them sleep. The drugs are also used as an anticonvulsant to control epileptic seizures. 

Acylation of the C3 position can also be accomplished with acid chlorides, as illustrated in the synthesis of indole 7.34, a drug for the treatment of depression. Reaction of indole 7.31 with oxalyl chloride affords C3-substituted product 7.32 even though the benzene ring is very electron-rich. Conversion to amide 7.33 is followed by reduction with lithium aluminium hydride which removes both carbonyl groups, affording the target indole 7.34. 

Simonson, M. (1964). Phenothiazine depressive reaction. Journal of Neuropsychiatry, 5, 259-265. 

The effect of this structural hybrid formation was an antidepressant drug with tranquilizing and antianxiety properties (59). The drug was most effective in neurotic depressions and of little value in psychotic depressive reactions (59, 85). Its activity range would thus appear to be between imi-pramine and meprobamate (85). Side effects were minimal with this drug and its onset of action occurred within 1 to 2 days (81). Hence, the drug is particularly useful in the treatment of ambulatory patients. 

Halama 1991 50(18 m/32 f) neurotic depression or brief depressive reaction (HAMD 16-20) [ICD-9 300.4, 309.0] Jarsin (LI 160) 3 x 300 mg 4 weeks A All randomized patients (Hyp 25, Pic 25) R HAMD decrease in mean total score from approx. 18 to 10 (placebo virtually no change from approx. 18), p<0.005 (U-test) response rate (decrease in total score S50% or total score <1Q) 50% (placebo 0%), p<0.005 (Chi-square test) List of complaints (B-L) mean score reduction of 14 points (placebo virtually no change), p<0.005 (U-test) CGI-change 60% of patients "much improved" (placebo 4%)... 

Sixty-five patients suffering either from neurotic depression or a brief depressive reaction (ICD-9 300.4, 309.0) with an HAMD score between 16 and 20 were included in a randomized, double-blind, parallel-group trial by Schmidt and Sommer [240]. A car-driving experience of at least 10.000 km per year for several years was required for inclusion. The patients were treated with 3 x 300 mg/day of the Hypericum extract LI 160 or received a corresponding number of placebo tablets for 6 weeks. 

Uses Extraction solvent for veg. oils, animal oils, essential oils solvent for fast-drying adhesives, lacquers chem. reaction medium f.p. depressant reaction diluent for polyolefin prod. cleaning agent release agent Manuf./Distrib. Aldrich http //www.sigma-aldrich.com ChevronPhillips http //www.cpchem.com, Fluka http //www.sigma-aldrich.com, Romil Ltd http //www.romii.com Trade Name Synonyms Calumet Isohexane [Calumet Lubricants... 

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