• Basic Info
• Top Questions
• Clinical Info
• Interactions

Before receiving lorazepam injection, tell your doctor if you are using any of the following drugs:

• birth control pills;

• probenecid (Benemid);

• valproate (Depakene);

• a barbiturate such as amobarbital (Amytal), butabarbital (Butisol), mephobarbital (Mebaral), secobarbital (Seconal), or phenobarbital (Luminal, Solfoton);

• an MAO inhibitor such as isocarboxazid (Marplan), phenelzine (Nardil), rasagiline (Azilect), selegiline (Eldepryl, Emsam), or tranylcypromine (Parnate);

• medicines to treat psychiatric disorders, such as chlorpromazine (Thorazine), clozapine (Clozaril, FazaClo), haloperidol (Haldol), loxapine (Loxitane), mesoridazine (Serentil), pimozide (Orap), or thioridazine (Mellaril);

• narcotic medications such as butorphanol (Stadol), codeine, hydrocodone (Lortab, Vicodin), levorphanol (Levo-Dromoran), meperidine (Demerol), methadone (Dolophine, Methadose), morphine (Kadian, MS Contin, Oramorph), naloxone (Narcan), oxycodone (OxyContin), propoxyphene (Darvon, Darvocet); or

• antidepressants such as amitriptyline (Elavil, Etrafon), amoxapine (Asendin), citalopram (Celexa), clomipramine (Anafranil), desipramine (Norpramin), doxepin (Sinequan), escitalopram (Lexapro), fluoxetine (Prozac, Sarafem), fluvoxamine (Luvox), imipramine (Janimine, Tofranil), nortriptyline (Pamelor), paroxetine (Paxil), protriptyline (Vivactil), sertraline (Zoloft), or trimipramine (Surmontil).

This list is not complete and there may be other drugs that can interact with lorazepam injection. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Tell your caregivers at once if you have any of these serious side effects:

• weak or shallow breathing;

• seizure (convulsions);

• hyperactivity, agitation, hostility;

• hallucinations;

• unusual thoughts or behavior; or

• feeling like you might pass out.

Less serious side effects may include:

• drowsiness, dizziness;

• headache;

• blurred vision;

• skin rash;

• nausea, vomiting; or

• pain or burning where the medicine was injected.

This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.