Modafinil Side Effects and Warnings

What are the precautions when taking this medicine?

• This medicine may be habit-forming with long-term use.

• You may have certain heart tests before starting this medicine. Talk with healthcare provider.

• If you abuse drugs, talk with healthcare provider.

• If you have heart disease, talk with healthcare provider.

• If you have kidney disease, talk with healthcare provider.

• If you have liver disease, talk with healthcare provider.

• If you have mental illness, talk with healthcare provider.

• Check medicines with healthcare provider. This medicine may not mix well with other medicines.

• Avoid grapefruit and grapefruit juice.

• Avoid alcohol (includes wine, beer, and liquor).

• Limit caffeine (for example, tea, coffee, cola) and chocolate intake. Use with this medicine may cause nervousness, shakiness, and fast heartbeat.

• Tell healthcare provider if you are pregnant or plan on getting pregnant.

• Birth control pills and other hormone-based birth control may not work to prevent pregnancy. Use another form of birth control while taking this medicine and for 1 month after treatment ends.

• Tell healthcare provider if you are breast-feeding.

What are some possible side effects of this medicine?

• Nervous and excitable.

• Headache.

• Nausea or vomiting. Small frequent meals, frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.

• Diarrhea.

• Inability to sleep.

• Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.

• Dry mouth. Frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.

• Severe allergic reactions can rarely occur.

Reasons to call healthcare provider immediately

• If you suspect an overdose, call your local poison control center or emergency department immediately.

• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.

• Chest pain or pressure or fast heartbeat.

• Signs or symptoms of depression, suicidal thoughts, nervousness, emotional ups and downs, abnormal thinking, anxiety, or lack of interest in life.

• Severe dizziness or passing out.

• Significant change in thinking clearly and logically.

• Very nervous and excitable.

• Severe headache.

• Any rash.

• No improvement in condition or feeling worse.