Iowa Code » Chapter 124 — CONTROLLED SUBSTANCES
Iowa Code

Iowa Code § 124.206 (2026)

Schedule II — substances included

✓ current as of July 2026
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1. Schedule II consists of the drugs and other substances, by whatever official name, common or usual name, chemical name, or brand name designated, listed in this section.

2. Substances, vegetable origin or chemical synthesis. Unless specifically excepted or unless listed in another schedule, any of the following substances whether produced directly or indirectly by extraction from substances of vegetable origin, or independently by means of chemical synthesis, or by a combination of extraction and chemical synthesis:

a. Opium and opiate, and any salt, compound, derivative, or preparation of opium or opiate excluding apomorphine, thebaine-derived butorphanol, dextrorphan, nalbuphine, naldemedine, nalmefene, naloxegol, naloxone, 6beta-naltrexol, naltrexone, and samidorphan, and their respective salts, but including the following:

(1) Raw opium.

(2) Opium extracts.

(3) Opium fluid.

(4) Powdered opium.

(5) Granulated opium.

(6) Tincture of opium.

(7) Codeine.

(8) Ethylmorphine.

(9) Etorphine hydrochloride.

(10) Hydrocodone, also known as dihydrocodeinone.

(11) Hydromorphone, also known as dihydromorphinone.

(12) Metopon.

(13) Morphine.

(14) Oxycodone.

(15) Oxymorphone.

(16) Thebaine.

(17) Dihydroetorphine.

(18) Oripavine.

(19) Noroxymorphone.

b. Any salt, compound, derivative or preparation thereof which is chemically equivalent or\n\nTue Dec 09 22:28:00 2025 Iowa Code 2026, Chapter 124 (73, 1) 19 CONTROLLED SUBSTANCES, §124.206\n\nidentical with any of the substances referred to in paragraph “a”, except that these substances shall not include the isoquinoline alkaloids of opium.

c. Opium poppy and poppy straw.

d. Coca leaves and any salt, compound, derivative, or preparation of coca leaves, including cocaine and ecgonine and their salts, isomers, derivatives and salts of isomers and derivatives, and any salt, compound, derivative, or preparation thereof that is chemically equivalent or identical to any of such substances, except that the substances shall not include:

(1) Decocainized coca leaves or extractions of coca leaves, which extractions do not contain cocaine or ecgonine.

(2) [\123\I]ioflupane.

(3) [\18\F]FP-CIT.

e. Concentrate of poppy straw (the crude extract of poppy straw in either liquid, solid or powder form which contains the phenanthrene alkaloids of the opium poppy).

3. Opiates. Unless specifically excepted or unless listed in another schedule any of the following opiates, including its isomers, esters, ethers, salts and salts of isomers, esters and ethers whenever the existence of such isomers, esters, ethers, and salts is possible within the specific chemical designation, dextrorphan and levopropoxyphene excepted:

a. Alphaprodine.

b. Alfentanyl.

c. Anileridine.

d. Bezitramide.

e. Bulk dextropropoxyphene (nondosage forms).

f. Carfentanil.

g. Dihydrocodeine.

h. Diphenoxylate.

i. Fentanyl.

j. Isomethadone.

k. Levomethorphan.

l. Levorphanol.

m. Metazocine.

n. Methadone.

o. Methadone-Intermediate, 4-cyano-2-dimethylamino-4,4-diphenyl butane.

p. Moraide-Intermediate, 2-methyl-3-morpholino-1, 1-diphenylpropane-carboxylic acid.

q. Pethidine (meperidine).

r. Pethidine-Intermediate-A, 4-cyano-1-methyl-4-phenylpiperidine.

s. Pethidine-Intermediate-B, ethyl-4-phenylpiperidine-4-carboxylate.

t. Pethidine-Intermediate-C, 1-methyl-4-phenylpiperidine-4-carboxylic acid.

u. Phenazocine.

v. Piminodine.

w. Racemethorphan.

x. Racemorphan.

y. Sufentanil.

z. Levo-alphacetylmethadol. Some other names: levo-alpha-acetylmethadol, levomethadyl acetate, LAAM. aa. Remifentanil. ab. Tapentadol. ac. Thiafentanil. ad. Oliceridine.

4. Stimulants. Unless specifically excepted or unless listed in another schedule, any material, compound, mixture, or preparation which contains any quantity of the following substances having a stimulant effect on the central nervous system:

a. Amphetamine, its salts, optical isomers, and salts of its optical isomers.

b. Methamphetamine, its salts, isomers, and salts of its isomers.

c. Phenmetrazine and its salts.

d. Methylphenidate and its salts.

e. Lisdexamfetamine, its salts, isomers, and salts of its isomers. \n Tue Dec 09 22:28:00 2025 Iowa Code 2026, Chapter 124 (73, 1) §124.206, CONTROLLED SUBSTANCES 20\n\n 5. Depressants. Unless specifically excepted or unless listed in another schedule, any material, compound, mixture, or preparation which contains any quantity of the following substances having a depressant effect on the central nervous system, including its salts, isomers, and salts of isomers whenever the existence of such salts, isomers, and salts of isomers is possible within the specific chemical designation:

a. Amobarbital.

b. Glutethimide.

c. Pentobarbital.

d. Phencyclidine.

e. Secobarbital.

6. Immediate precursors. Unless specifically excepted or unless listed in another schedule, any material, compound, mixture, or preparation which contains any quantity of the following substances:

a. Phenylacetone, an immediate precursor to amphetamine and methamphetamine. Some trade or other names: phenyl-2-propanone; P2P; benzyl methyl ketone; methyl benzyl ketone.

b. Immediate precursors to phencyclidine (PCP):

(1) 1-phenylcyclohexylamine.

(2) 1-piperidinocyclohexanecarbonitrile (PCC).

c. Immediate precursors to fentanyl:

(1) 4-anilino-N-phenethylpiperidine. Other name: ANPP.

(2) N-phenyl-N-(piperidin-4-yl)propionamide. Other name: norfentanyl.

7. Hallucinogenic substances. Unless specifically excepted or unless listed in another schedule, any material, compound, mixture, or preparation which contains any quantity of the following substances:

a. Nabilone. Other name: (+-)-trans-3-(1,1-dimethylheptyl)-6,6a,7,8,10,10a-hexahydro-1- hydroxy-6, 6-dimethyl-9H-dibenzo[b,d]pyran-9-one.

b. Dronabinol [(-)-delta-9-trans tetrahydrocannabinol] in an oral solution in a drug product approved for marketing by the United States food and drug administration.

8. The board, by rule, may except any compound, mixture, or preparation containing any stimulant listed in subsection 4 from the application of all or any part of this chapter if the compound, mixture, or preparation contains one or more active medicinal ingredients not having a stimulant effect on the central nervous system, and if the admixtures are included in such combinations, quantity, proportion, or concentration as to vitiate the potential for abuse of the substances which have a stimulant or depressant effect on the central nervous system. [C73, 75, 77, 79, 81, §204.206; 82 Acts, ch 1044, §3, 4] 84 Acts, ch 1013, §9; 85 Acts, ch 86, §3, 4; 86 Acts, ch 1037, §3 – 5; 87 Acts, ch 122, §2; 90 Acts, ch 1059, §1, 2; 91 Acts, ch 8, §3 C93, §124.206 94 Acts, ch 1009, §9, 10; 2000 Acts, ch 1140, §5 – 7; 2003 Acts, ch 53, §4, 5; 2007 Acts, ch 8, §8, 9; 2007 Acts, ch 10, §12, 13; 2008 Acts, ch 1010, §1, 2; 2010 Acts, ch 1046, §1; 2012 Acts, ch 1122, §2; 2017 Acts, ch 27, §3 – 5, 11; 2018 Acts, ch 1041, §40; 2018 Acts, ch 1138, §29, 31; 2020 Acts, ch 1023, §8, 13; 2021 Acts, ch 93, §20 – 26, 38; 2022 Acts, ch 1049, §7, 11; 2022 Acts, ch 1153, §16, 20, 21; 2024 Acts, ch 1101, §6, 9 Referred to in §124.101, 124.201, 124.202, 124.303, 321J.1, 411.6 \n

Notes of Decisions
Cited in 17 cases (7 in the last 5 years), 1995–2025 · leading case: State v. Kress, 636 N.W.2d 12 (Iowa 2001).
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State v. Kress, 636 N.W.2d 12 (Iowa 2001). · cites it 4× “See Iowa Code § 124.206 (4)(d). The pharmacist noticed that the prescription appeared altered.”
State v. Bonjour, 694 N.W.2d 511 (Iowa 2005). · cites it 10× “See Iowa Code § 124.206 (7) (2003). This legislative history and the classification of marijuana as a Schedule II substance indicate the legislature has not precluded the use of the common-law necessity defense by a clear and deliberate choice regarding the values surrounding…”
State of Iowa v. Craig E. Harrison, 846 N.W.2d 362 (Iowa 2014). · cites it 2× “On August 11, the State charged Harrison with (1) possession with intent to deliver a schedule II controlled substance, in violation of Iowa Code sections 124.206(2)(d), 124.401(1)(c)(3), and 703.”
United States v. Christopher Perez, 46 F.4th 691 (8th Cir. 2022). · cites it 2× “The first question is which versions of the state and federal definitions we should compare.”
State v. Gonzalez, 582 N.W.2d 515 (Iowa 1998). · cites it 2× “The defendant, Francisco Gonzalez, was charged with four counts of delivery of a controlled substance (cocaine) in violation of Iowa Code sections 124.206(2)(d)(1) and 124.401(1)(c)(2)(b) (1995) and four counts of failure to affix a drug tax stamp in violation of Iowa Code…”
State v. Thomas, 540 N.W.2d 658 (Iowa 1995). · cites it 2× “See Iowa Code §§ 124.206 , 124.401(l)(c)(3), eh.”
United States v. Kenny Smart, 60 F.4th 1084 (8th Cir. 2023). “401 (1)(c)(2) were not ACCA predicates because the definition of cocaine under Iowa law in 2013, Iowa Code § 124.206 (2)(d), was broader than the definition of cocaine in the federal drug schedules under the Controlled Substances Act at the time of Perez’s federal conviction.”
State of Iowa v. Pamela Mildred Middlekauff (Iowa 2022). · cites it 2× “§ 124.206 (schedule II controlled substances).”
State of Iowa v. Robert L. Wallace (Iowa Ct. App. 2017). “Robert Wallace appeals his conviction and sentence to one count of possession of a controlled substance, second offense, in violation of Iowa Code sections 124.206 and 124.401(5) (2016). Wallace asserts his trial counsel was ineffective for allowing him to plead guilty because…”
United States v. Onterrail Altman, Jr. (8th Cir. 2022). “See Iowa Code § 124.206 (2)(d); 21 C.F.R. § 1308.”
State of Iowa v. Guy Lynn Wilson (Iowa Ct. App. 2022). “See Iowa Code § 124.206 (4)(b) (listing methamphetamine as a controlled substance).”
State of Iowa v. Scott David Swartz (Iowa Ct. App. 2025). “9(1)(c); possession of a controlled substance, second offense, in violation of sections 124.206 and 124.401(5); and fourth-degree criminal mischief, in violation of sections 716.”
Show all 17 citing cases →
— Iowa Code § 124.206(2)(d) — 4 cases
State of Iowa v. Craig E. Harrison, 846 N.W.2d 362 (Iowa 2014). “On August 11, the State charged Harrison with (1) possession with intent to deliver a schedule II controlled substance, in violation of Iowa Code sections 124.206(2)(d), 124.401(1)(c)(3), and 703.”
State of Iowa v. Robert Joseph Arkfeld, Jr. (Iowa Ct. App. 2025).
State of Iowa v. Lashawn Thurman (Iowa Ct. App. 2015).
Amended Opinion August 21, 2014 State of Iowa v. Craig E. Harrison (Iowa 2014).
— Iowa Code § 124.206(2)(d)(1) — 1 case
State v. Gonzalez, 582 N.W.2d 515 (Iowa 1998). “The defendant, Francisco Gonzalez, was charged with four counts of delivery of a controlled substance (cocaine) in violation of Iowa Code sections 124.206(2)(d)(1) and 124.401(1)(c)(2)(b) (1995) and four counts of failure to affix a drug tax stamp in violation of Iowa Code…”
— Iowa Code § 124.206(2)(d)(l) — 1 case
State v. Gonzalez, 582 N.W.2d 515 (Iowa 1998). “The defendant, Francisco Gonzalez, was charged with four counts of delivery of a controlled substance (cocaine) in violation of Iowa Code sections 124.206(2)(d)(1) and 124.401(1)(c)(2)(b) (1995) and four counts of failure to affix a drug tax stamp in violation of Iowa Code…”
— Iowa Code § 124.206(4)(b) — 1 case
State of Iowa v. Scott W. Carter (Iowa Ct. App. 2015).
— Iowa Code § 124.206(4)(d) — 1 case
State of Iowa v. Dominick Ronald Marcott (Iowa Ct. App. 2014).
— Iowa Code § 124.206(7) — 1 case
State v. Bonjour, 694 N.W.2d 511 (Iowa 2005). “See Iowa Code § 124.206 (7) (2003). This legislative history and the classification of marijuana as a Schedule II substance indicate the legislature has not precluded the use of the common-law necessity defense by a clear and deliberate choice regarding the values surrounding…”
— Iowa Code § 124.206(7)(a) — 2 cases
State v. Bonjour, 694 N.W.2d 511 (Iowa 2005). “See Iowa Code § 124.206 (7) (2003). This legislative history and the classification of marijuana as a Schedule II substance indicate the legislature has not precluded the use of the common-law necessity defense by a clear and deliberate choice regarding the values surrounding…”
State of Iowa v. Pamela Mildred Middlekauff (Iowa 2022). “§ 124.206 (schedule II controlled substances).”
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