Page:Contraception; 1st ed. (IA in.ernet.dli.2015.94163).pdf/135

All purchased separately and mixed together, the cocoa butter melted over a slow heat and all stirred in with a wooden spoon. When thoroughly mixed the mass should be stirred till cool and cut up into thirty equal pieces.

However reliable with other couples, any soluble pessary is likely to be unreliable in the case of a married pair whose adjustment is so perfect that they do on each occasion interlock the glans penis and the cervical opening. This type will probably be well advised not to trust to the quinine pessaries alone, but to wear also an Occlusive Cap (see p. 139). Similarly women whose cervical opening is permanently stretched and open will find them fail.

The disadvantages of the greasy pessary are dependent more on the individual characteristics of the users than on the method itself. In general it suits a great many people, but some exceptions may be noted. On the part of the man: it has been found that, to men with a particularly sensitive skin on the glans penis the quinine ointment or the quinine pessary is irritating, even