guanfacine-oral (cont.)
DRUG INTERACTIONS: Tell your doctor of all prescription and nonprescription drugs you may use, including: barbiturates, tranquilizers, medications for depression or allergies, narcotic pain medication, other drugs that make you drowsy (such as certain antihistamines and anti-seizure drugs). Do not take any medication for coughs, colds or allergies without first checking with your doctor or pharmacist. Some of these products contain ingredients that can increase blood pressure or cause drowsiness (e.g., antihistamines such as diphenhydramine). Do not start or stop any medicine without doctor or pharmacist approval.
OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly. Symptoms of overdose may include drowsiness, sluggishness, and slowed heartbeat.
NOTES: It is important to have your blood pressure checked regularly while taking this medication. Learn how to monitor your blood pressure. Discuss this with your doctor or pharmacist. Do not allow anyone else to take this medication.
MISSED DOSE: If you miss a dose, take as soon as remembered; do not take if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up. Check with your doctor if 2 or more doses have been missed.
STORAGE: Store at room temperature away from sunlight and moisture.
MEDICAL ALERT: Your condition can cause complications in a medical emergency. For enrollment information call MedicAlert at 1-800-854-1166 (USA), or 1-800-668-1507 (Canada).
Last Editorial Review: 3/2/2005
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
- High Blood Pressure - Learn about high blood pressure symptoms like headache, dizziness, shortness of breath, blurred vision and more. Causes, and normal blood pressure information is included.
- Posttraumatic Stress Disorder - Read about posttraumatic stress disorder (PTSD) symptoms (nightmares, flashbacks), causes (war, traumatic events), effects (depression, suicide) and treatment (medication, therapy).
Latest Medical News
Back to Medications Index
Interactive Slideshows