§ 38. Sir Gilbert Longdenasked the Secretary of State for Social Services whether the drug L-Dopa is now available under the National Health Service; and what is the latest estimate of its success rate in the cure of Parkinson's disease.
§ Mr. AlisonYes. It has been estimated that about one-third of patients are greatly helped and a more modest benefit occurs in a further third, whilst the remainder cannot tolerate therapeutic doses.