Nervousness does matter. It can overwhelm us and leave us feeling out of control. It feels as though we are driven to act like this. Overcoming nervousness is certainly possible. Our medicines have curative effects on the nervous system, digestive system, reproductive system, respiratory organs, muscular-skeletal system, etc. They are deep acting constitutional remedy having a very wide sphere of action. Our remedies positively influences the mind, bones and joints, mucous membranes, skin, cellular tissue, nerves, glands, lungs, digestive system, etc. Silica is one of the frequently used medicines for complaints of anxiety disorders, depressive states, complaints of nails, tonsillitis, etc.