1. Not having a medicinal effect or not medically prescribed
   - unmedicinal, unmedical, nonmedicinal

See also: unhealthful

• unencouraging
• unencumbered
• unended
• unending
• unendingly
• unendowed
• unendurable
• unendurably
• unenergetic
• unenergetically
• unenforceable
• unenforced
• unengaged
• unenlightened
• unenlightening
• unenlightenment
• unenlivened
• unenterprising
• unenthusiastic
• unenthusiastically
• unentitled
• unenviable
• unequable
• unequal
• unequal to