Abstract: This invention discloses a pharmaceutical composition comprising organo-silicon compounds and sodium or magnesium hyposulfite. The composition is effective at treating asthma and manifestations of allergy in general, sinusitis, herpes, viral hepatitis, and viral diseases in general.

Abstract: A substance with therapeutic applications comprises, in aqueous solution:(1) at least one organo-silicon compound having either of the following formulas: ##STR1## in which: n is an integer between 1 and 1000, and preferably between 1 and 50;p, q, r are integers between 0 and 1000, and preferably between 0 and 60;R and R' represent, independently of one another, a linear aliphatic group, branched or cyclic, saturated or not, hetero-linear branched or not, cyclic saturated or not, aromatic, heteroaromatic, arylaliphatic, or heteroarylaliphatic, which may also be functional, whilst R may also be OH, OR or OSiR.sub.3 ;.SIGMA. is R, H or SiR.sub.3, where R is as previously defined;.SIGMA.' is R and more particularly CH.sub.3, OR, OH or OSiR.sub.