Glaxo Laboratories Limited

Peter John May

Gordon H Phillipps

Barry E Ayres

Pregnanes and androstanes are described which essentially possess a 3.alpha.-hydroxy group, a 5.alpha.-hydrogen atom or a 4.5- or 5,6-double bond, a 17.alpha.-hydrogen atom and an 11.beta.-aminoester group. Other optional substituents or double bonds may be present. The compounds have anaesthetic activity.

Chemical compounds

Pharmaceutical compositions are described in which the active ingredient is a 7,7-dimethyl-[2,2,1]-bicycloheptane having at the 1-position a substituted or unsubstituted amino or aminomethyl group. The active ingredients have been found to possess antiviral and central nervous system activity.

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North Harrow, United Kingdom

Peter John May