It is very important that your doctor check your progress at regular visits to make sure this medicine is working properly and to check for unwanted effects.
This medicine does not take the place of getting enough sleep. It should not be used for occasional sleepiness that has not been diagnosed as narcolepsy, sleep apnea, or a shift work sleep problem. Ask your doctor for advice about good sleep habits.
This medicine may cause serious types of allergic reactions, including anaphylaxis and angioedema. Anaphylaxis can be life-threatening and requires immediate medical attention. Stop taking this medicine and call your doctor right away if you have a skin rash, itching, hives, hoarseness, trouble breathing, trouble swallowing, or any swelling of your hands, face, or mouth while you are using this medicine.
Stop taking this medicine and check with your doctor right away if you have more than one of these symptoms: chest pain or discomfort; fever and chills; dark urine; a headache; a rash; stomach pain; unusual bleeding or bruising; unusual tiredness; or yellow eyes or skin. These may be signs of a serious allergic reaction.
Serious skin reactions can occur during treatment with this medicine. Stop using this medicine and check with your doctor right away if you have any of the following symptoms: blistering, peeling, or loosening of the skin; chills; cough; diarrhea; fever; itching; joint or muscle pain; red skin lesions; sore throat; sores, ulcers, or white spots in your mouth or lips; or unusual tiredness or weakness.
Hormonal birth control pills, implants, patches, shots, vaginal rings, or IUDs may not work as well while you are using armodafinil. To keep from getting pregnant, use a second form of birth control together with your pills, implant, patch, shot, vaginal ring, or IUD while you are using this medicine. Continue using the second form of birth control for one month after your last dose. Other forms of birth control include condoms, diaphragms, or contraceptive foams or jellies.
If you do become pregnant while you are taking this medicine, tell your doctor right away. Your doctor may want you to join a pregnancy registry for pregnant patients who are taking this medicine.
Until you know how this medicine affects you, do not drive, use machines, or do anything else that could be dangerous if you are not alert.
Armodafinil may cause some people to be agitated, irritable, or display other abnormal behaviors. It may also cause some people to have suicidal thoughts and tendencies or to become more depressed. If you notice any of these side effects, tell your doctor right away.
Check with your doctor if you have been taking this medicine for a long time and feel that it is not working as well as before. Do not increase your dose without talking to your doctor. Some people can become mentally or physically dependent on this medicine. If you have questions, talk with your doctor.
Before you have any medical tests, tell the medical doctor in charge that you are taking this medicine. The results of some tests may be affected by this medicine.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.