Egypt , with support from China and United States , recommended that a prohibition on hashish be added to the Convention , and a sub-committee proposed the following text : The use of Indian hemp and the preparations derived therefrom may only be authorized for medical and scientific purposes .
Egypt , with support from China and United States , recommended that a ban on hashish be added to the Convention , and a sub-committee proposed the following text : The use of Indian hemp and the preparations derived therefrom may only be authorized for medical and scientific purposes .