IDNNAIDNNA, also known as 4-iodo-2,5-dimethoxy-N,''N-dimethylamphetamine or as N'',N-dimethyl-DOI, is a lesser-known psychoactive drug and a substituted amphetamine. It is also the N,''N''-dimethyl analogue of DOI.Use and effectsIn his book PiHKAL, the minimum dose is listed as 2.6 mg and the duration as unknown. IDNNA produces few to no effects.Society and cultureLegal statusCanadaIDNNA is a controlled substance in Canada under phenethylamine blanket-ban language.United KingdomThis substance is a Class A drug in the Drugs controlled by the UK Misuse of Drugs Act.