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Controlled Substance

What Is a Schedule III Controlled Substance?

Schedule III substances are less controlled within the pharmacy than Schedule II drugs. Schedule III drugs can be refilled no more than five times in six months from the date of issue of the prescription. The prescriptions can be faxed, verbal, or written. These substances have the following characteristics:
 
  • Have less potential for abuse than drugs in Schedules I and II
  • Have a currently accepted medical use in the United States
  • Abuse may lead to low or moderate physical dependence or high psychological dependence.
     
Examples of Schedule III substances include:
 

What Is a Schedule IV Controlled Substance?

Schedule IV substances, like Schedule III substances, can be refilled no more than five times in six months from the date of issue of the prescription. The prescriptions can be faxed, verbal, or written. These substances have the following characteristics:
 
  • Have low abuse potential compared to substances in Schedule III
  • Have a currently accepted medical use in the United States
  • Abuse leads to limited physical or psychological dependence compared to drugs in Schedule III.
     
Examples of Schedule IV substances include:
 
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Controlled Substances Information

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