There is a high probability that it is not possible.
The main ingredient of Usman shampoo soap is Usman grass, which generally has the effect of hair growth. The effect varies from person to person. Some people are suitable for Usma grass, while some people may not be suitable for Usma grass if their hair loss is caused by physical reasons.
Shampoo soap is a solid soap used for shampooing. It is made by saponifying coconut oil, olive oil and castor oil with liquid potassium hydroxide. It can also be made by neutralizing light-colored fatty acids, coconut oleic acid and triethanolamine.