| HIC3 | HIC3 Description |
| H0A | LOCAL ANESTHETICS |
| H0B | LOCAL ANESTHETICS (CONTINUED 1) |
| H0C | LOCAL ANESTHETICS (CONTINUED 2) |
| H0E | AGENTS TO TREAT MULTIPLE SCLEROSIS |
| H0F | AGENTS TX NEUROMUSCULAR TRANSMISSION DIS, POT-CHANNEL BLOCKER |
| H0G | FIBROMYALGIA AGENTS, SEROTONIN-NOREPINEPHRINE RU INHIBITORS |
| H1A | ALZHEIMER'S THERAPY, NMDA RECEPTOR ANTAGONISTS |
| H1B | SELECTIVE CANNABINOID-1 RECEPTOR (CB1) ANTAGONISTS |
| H1U | CEREBRAL SPINAL RADIOPAQUE DIAGNOSTICS |
| H1V | CEREBRAL SPINAL RADIOACTIVE DIAGNOSTICS |
| H2A | CENTRAL NERVOUS SYSTEM STIMULANTS |
| H2B | GENERAL ANESTHETICS,INHALANT |
| H2C | GENERAL ANESTHETICS,INJECTABLE |
| H2D | BARBITURATES |
| H2E | SEDATIVE-HYPNOTICS,NON-BARBITURATE |
| H2F | ANTI-ANXIETY DRUGS |
| H2G | ANTI-PSYCHOTICS,PHENOTHIAZINES |
| H2H | MONOAMINE OXIDASE(MAO) INHIBITORS |
| H2I | ANTI-PSYCHOTICS,PHENOTHIAZINES (CONTINUED 1) |
| H2J | ANTIDEPRESSANTS O.U. |
| H2K | ANTIDEPRESSANT COMBINATIONS O.U. |
| H2L | ANTI-PSYCHOTICS,NON-PHENOTHIAZINES |
| H2M | BIPOLAR DISORDER DRUGS |
| H2N | ANTIDEPRESSANTS O.U. (CONTINUED 1) |
| H2O | ANTI-PSYCHOTICS,NON-PHENOTHIAZINES (CONTINUED 1) |
| H2P | ANTI-ANXIETY DRUGS (CONTINUED 1) |
| H2Q | SEDATIVE-HYPNOTICS,NON-BARBITURATE (CONTINUED 1) |
| H2R | ANTI-PRURITICS (SYSTEMIC) |
| H2S | SELECTIVE SEROTONIN REUPTAKE INHIBITOR (SSRIS) |
| H2T | ALCOHOL,SYSTEMIC USE |
| H2U | TRICYCLIC ANTIDEPRESSANTS & REL. NON-SEL. RU-INHIB |
| H2V | TX FOR ATTENTION DEFICIT-HYPERACT(ADHD)/NARCOLEPSY |
| H2W | TRICYCLIC ANTIDEPRESSANT/PHENOTHIAZINE COMBINATNS |
| H2X | TRICYCLIC ANTIDEPRESSANT/BENZODIAZEPINE COMBINATNS |
| H2Y | TRICYCLIC ANTIDEPRESSANT/NON-PHENOTHIAZINE COMB. |
| H2Z | BENZODIAZEPINE ANTAGONISTS |
| H3A | ANALGESICS, NARCOTICS |
| H3B | ANALGESICS,NARCOTICS (CONTINUED 1) |
| H3C | ANALGESICS, NON-NARCOTICS |
| H3D | ANALGESIC/ANTIPYRETICS, SALICYLATES |
| H3E | ANALGESIC/ANTIPYRETICS,NON-SALICYLATE |
| H3F | ANTIMIGRAINE PREPARATIONS |
| H3G | ANALGESICS,MISCELLANEOUS |
| H3H | ANALGESICS NARCOTIC, ANESTHETIC ADJUNCT AGENTS |
| H3I | ANALGESICS, NEURONAL-TYPE CALCIUM CHANNEL BLOCKERS |
| H3J | ANALGESICS, NARCOTICS/DIETARY SUPPLEMENT COMBINATION |
| H3K | ANALGESIC, NON-SALICYLATE AND BARBITURATE COMBINATION |
| H3K | ANALGESIC, NON-SALICYLATE, BARBITURATE AND XANTHINE COMBINATION |
| H3M | NARCOTIC AND NON-SALICYLATE, ANALGESIC, BARBITURATE AND XANTHINE COMBINATION |
| H3N | ANALGESICS, NARCOTIC AGONIST AND NSAID COMBINATION |
| H3O | ANALGESIC, SALICYLATE, BARBITURATE AND XANTHINE COMBINATION |
| H3P | ANALGESIC, SALICYLATE AND NON-SALICYLATE, BARBITURATE AND XANTHINE COMBINATION |
| H3Q | NARCOTIC ANALGESIC, NON-SALICYLATE ANALGESIC, AND BARBITURATE COMBINATION |
| H3R | NARCOTIC AND SALICYLATE ANALGESICS, BARBITURATE AND XANTHINE |
| H3S | ANALGESICS, SALICYLATE AND NON-SALICYLATE COMBINATION |
| H3T | NARCOTIC ANTAGONISTS |
| H3U | NARCOTIC ANALGESIC AND NON-SALICYLATE ANALGESIC COMBINATION |
| H3V | ANALGESICS, SALICYLATE AND NON-SALICYLATE COMBINATION |
| H3W | NARCOTIC WITHDRAWAL THERAPY AGENTS |
| H3X | NARCOTIC AND SALICYLATE ANALGESIC COMBINATION |
| H3Y | MU-OPIOID RECEPTOR ANTAGONISTS, PERIPHERALLY ACTING |
| H4B | ANTICONVULSANTS |
| H4C | ANTICONVULSANTS (CONTINUED 1) |
| H4D | ANTICONVULSANTS/DIETARY SUPPLEMENT COMBINATIONShOW |
| H4T | HALLUCINOGENS |
| H5A | NEUROTONICS/CEREBROVASCULAR ACCIDENT AGENTS |
| H5B | NEUROPATHIC AGENTS |
| H6A | ANTIPARKINSONISM DRUGS,OTHER |
| H6B | ANTIPARKINSONISM DRUGS,ANTICHOLINERGIC |
| H6C | ANTITUSSIVES,NON-NARCOTIC |
| H6D | ANTITUSSIVES,NON-NARCOTIC (CONTINUED 1) |
| H6E | EMETICS |
| H6F | SKELETAL MUSCLE RELAXANTS/DIETARY SUPPLEMENT COMBINATION |
| H6G | SKELETAL MUSCLE RELAXANTS AND TOP. IRRITANT COUNTER-IRRIT |
| H6H | SKELETAL MUSCLE RELAXANTS |
| H6I | AMYOTROPHIC LATERAL SCLEROSIS AGENTS |
| H6J | ANTIEMETIC/ANTIVERTIGO AGENTS |
| H6L | MOVEMENT DISORDERS (DRUG THERAPY) |
| H6M | SUB. P-NK1 RECEPTOR ANTAGONISTS |
| H6N | ANTITUSSIVES,NARCOTIC |
| H7A | TRICYCLIC ADP/PHENOTHIAZINE/BENZODIAZEPINE COMB. |
| H7B | ALPHA-2 RECEPTOR ANTAGONIST ANTIDEPRESSANTS |
| H7C | SEROTONIN-NOREPINEPHRINE REUPTAKE-INHIB (SNRIS) |
| H7D | NOREPINEPHRINE AND DOPAMINE REUPTAKE INHIB (NDRIS) |
| H7E | SEROTONIN-2 ANTAGONIST/REUPTAKE INHIBITORS (SARIS) |
| H7F | SELECTIVE NOREPINEPHRINE REUPTAKE INHIB (NRI) |
| H7G | SEROTONIN AND DOPAMINE REUPTAKE INHIBITORS (SDRIS) |
| H7H | SEROTONIN SPECIFIC REUPTAKE INHIBITOR/ERGOT COMB. |
| H7I | ANTIDEPRESSANT O.U./BARB/BELLADONNA ALKALOID COMB |
| H7J | MAOIS - NON-SELECTIVE & IRREVERSIBLE |
| H7K | MAOIS - A SELECTIVE & REVERSIBLE (RIMA) |
| H7L | MAOI N-S & IRREVERSIBLE/PHENOTHIAZINE COMBINATNS |
| H7M | ANTIDEPRESSANT O.U./CARBAMATE ANXIOLYTIC COMBINATN |
| H7N | SMOKING DETERRENTS, OTHER |
| H7O | ANTIPSYCHOTICS, DOPAMINE ANTAGONISTS, BUTROPHENONES |
| H7P | ANTIPSYCHOTICS, DOPAMINE ANTAGONISTS, THIOXANTHENES |
| H7Q | ANTIPSYCHOTICS, DOPAMINE ANTAGONISTS, BENZAMIDES |
| H7R | ANTIPSYCH, DOPAMINE ANTAG., DIPHENYLBUTYLPIPERIDINES |
| H7S | ANTIPSYCHOTICS, DOPAMINE ANTAGONISTS, DIHYDROINDOLONES |
| H7T | ANTIPSYCHOTICS, ATYPICAL, DOPAMINE & SEROTONIN ANTAG |
| H7U | ANTIPSYCHOTICS, DOPAMINE & SEROTONIN ANTAGONISTS |
| H7V | ANTIPSYCH, DOPAMINE ANTAGONISTS, IMINODIBENZYL DER. |
| H7W | ANTI-NARCOLEPSY & ANTI-CATAPLEXY, SEDATIVE-TYPE AGT |
| H7X | ANTIPSYCHOTICS, ATYP, D2 PARTIAL AGONIST/5HT MIXED |
| H7Y | TX FOR ATTENTION DEFICIT-HYPERACT. (ADHD), NRI-TYPE |
| H7Z | SSRI & ANTIPSYCH,ATYP,DOPAMINE&SEROTONIN ANTAG CMB |
| H8A | ANTI-ANXIETY (ANXIOLYTIC) AND ANTISPASMODIC COMB. |
| H8B | HYPNOTICS, MELATONIN MT1/MT2 RECEPTOR AGONISTS |
| H8C | HYPNOTICS, MELATONIN, SINGLE AGENTS |
| H8D | HYPNOTICS, MELATONIN AND HERBAL COMBINATIONS |
| H8E | HYPNOTICS, MELATONIN AND NON-SALICYLATE ANALGESIC COMBINATION |
| H8F | HYPNOTICS, MELATONIN COMBINATIONS OTHER |
| H8G | SEDATIVE-HYPNOTICS, NON-BARBITURATE/DIETARY SUPPLEMENTS |
| H8H | SEROTONIN-2 ANTAG, REUPTAKE INH/DIETARY SUPPLEMENT COMBINATION |
| H8I | SELECTIVE SEROTONIN INHIB. (SSRIS)/DIETARY SUPPLEMENT COMBINATION |
| H8J | NOREPINEPHRINE AND DOPAMINE INHIB.(NDRIS)/DIETARY SUPPLEMENT |
| H8K | ANTI-ANXIETY DRUGS/DIETARY SUPPLEMENT COMBINATIONS |
| H8L | MELATONIN MT1/MT2 AGONIST AND SEROTONIN 5HT2C ANTAGONIST |
| H8M | TX FOR ADHD - SELECTIVE ALPHA-2A RECEPTOR AGONIST |
| H8N | TCA/ANTIPSYCHOTIC, DOPAMINE ANTAGONIST THIOXANTHENE COMBINATION |
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