-Alcohol
-Beta blockers, such as metoprolol or propranolol
-Calcium channel blockers, such as diltiazem or verapamil
-Certain medications for irregular heartbeat or rhythm, such as amiodarone
-Certain medications for seizures, such as carbamazepine or phenytoin
Other medications may affect the way this medication works. Talk with your care team about all of the medications you take. They may suggest changes to your treatment plan to lower the risk of side effects and to make sure your medications work as intended.

They need to know if you have any of these conditions:
-Heart disease
-Kidney disease
-Liver disease
-Phenylketonuria
-Substance use disorder
-Suicidal thoughts, plans, or attempt
-An unusual or allergic reaction to lacosamide, other medications, foods, dyes, or preservatives
-Pregnant or trying to get pregnant
-Breast-feeding

Visit your care team for regular checks on your progress. Tell your care team if your symptoms do not start to get better or if they get worse.
This medication may affect your coordination, reaction time, or judgment. Do not drive or operate machinery until you know how this medication affects you. Sit up or stand slowly to reduce the risk of dizzy or fainting spells. Drinking alcohol with this medication can increase the risk of these side effects.
This medication may cause serious skin reactions. They can happen weeks to months after starting the medication. Contact your care team right away if you notice fevers or flu-like symptoms with a rash. The rash may be red or purple and then turn into blisters or peeling of the skin. You may also notice a red rash with swelling of the face, lips, or lymph nodes in your neck or under your arms.
Wear a medical ID bracelet or chain. Carry a card that describes your condition. List the medications and doses you take on the card.
Patients who become pregnant while using this medication may enroll in the North American Antiepileptic Drug Pregnancy Registry by calling 1-888-233-2334. This registry collects information about the safety of antiepileptic medication use during pregnancy.

Keep out of the reach of children and pets. This medication can be abused. Keep it in a safe place to protect it from theft. Do not share it with anyone. It is only for you. Selling or giving away this medication is dangerous and against the law.
Store at room temperature between 20 and 25 degrees C (68 and 77 degrees F). Do not freeze. Get rid of any unused medication after it expires or 6 months after opening, whichever is first.
This medication may cause harm and death if it is taken by other adults, children, or pets. It is important to get rid of the medication as soon as you no longer need it or it is expired. You can do this in two ways:
-Take the medication to a medication take-back program. Check with your pharmacy or law enforcement to find a location.
-If you cannot return the medication, check the label or package insert to see if the medication should be thrown out in the garbage or flushed down the toilet. If you are not sure, ask your care team. If it is safe to put it in the trash, pour the medication out of the container. Mix the medication with cat litter, dirt, coffee grounds, or other unwanted substance. Seal the mixture in a bag or container. Put it in the trash.