Pain Home > Magnacet Drug Interactions

Antipsychotic Medications
Combining an antipsychotic medication with Magnacet can increase your risk of side effects, such as drowsiness, confusion, memory loss, or difficulty breathing. Serious side effects may occur. Talk to your healthcare provider before taking Magnacet with an antipsychotic medication.
 
Barbiturates
Combining a barbiturate with Magnacet can increase your risk of side effects, such as drowsiness, confusion, memory loss, or difficulty breathing. Serious side effects may also occur. Talk to your healthcare provider before taking Magnacet with a barbiturate.
 
Benzodiazepines
Taking Magnacet in combination with a benzodiazepine might increase your risk of side effects, such as drowsiness, confusion, memory loss, or difficulty breathing. Serious side effects may occur. Talk to your healthcare provider before taking Magnacet with any benzodiazepines.
 
Lamotrigine (Lamictal)
Magnacet may decrease the level of lamotrigine in your blood, perhaps making it less effective. Check with your healthcare provider before combining these medications.
 
Other Acetaminophen Products
When taking Magnacet, you should limit your total dose of acetaminophen (from all sources combined) to no more than 4 grams (4000 mg) per day. The acetaminophen content of Magnacet is 400 mg per tablet. Taking too much acetaminophen could lead to serious liver damage or even death.
 
Watch for any other sources of acetaminophen, including other prescription pain relievers and many over-the-counter products, such as Tylenol. To be safe, all other acetaminophen products should be avoided while you are taking Magnacet, unless you are extremely careful to limit your total acetaminophen use (from all sources added together) to 4 grams per day.
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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