Guanfacine Interactions
There are 485 drugs known to interact with guanfacine, along with 5 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 83 are major, 396 are moderate, and 6 are minor.
- View all 485 medications that may interact with guanfacine
- View guanfacine alcohol/food interactions (1)
- View guanfacine disease interactions (5)
Most frequently checked interactions
View interaction reports for guanfacine and the medicines listed below.
- Abilify (aripiprazole)
- Adderall (amphetamine / dextroamphetamine)
- Adderall XR (amphetamine / dextroamphetamine)
- Benadryl (diphenhydramine)
- Claritin (loratadine)
- Concerta (methylphenidate)
- Cymbalta (duloxetine)
- Fish Oil (omega-3 polyunsaturated fatty acids)
- Flonase (fluticasone nasal)
- Lamictal (lamotrigine)
- Latuda (lurasidone)
- Lexapro (escitalopram)
- Lyrica (pregabalin)
- MiraLAX (polyethylene glycol 3350)
- Prozac (fluoxetine)
- Ritalin (methylphenidate)
- Seroquel (quetiapine)
- Singulair (montelukast)
- Strattera (atomoxetine)
- Tylenol (acetaminophen)
- Vitamin B12 (cyanocobalamin)
- Vitamin C (ascorbic acid)
- Vitamin D3 (cholecalciferol)
- Vyvanse (lisdexamfetamine)
- Wellbutrin (bupropion)
- Wellbutrin XL (bupropion)
- Xanax (alprazolam)
- Zofran (ondansetron)
- Zoloft (sertraline)
- Zyrtec (cetirizine)
Guanfacine alcohol/food interactions
There is 1 alcohol/food interaction with guanfacine.
Guanfacine disease interactions
There are 5 disease interactions with guanfacine which include:
Report options
More about guanfacine
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- Reviews (317)
- Drug images
- Latest FDA alerts (1)
- Side effects
- Dosage information
- Patient tips
- During pregnancy
- Support group
- Drug class: antiadrenergic agents, centrally acting
- Breastfeeding
- En español
Related treatment guides
Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
| No interaction information available. |
See also:
Atenolol
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Hydrochlorothiazide
HCTZ (hydrochlorothiazide) used to treat high blood pressure (hypertension) and edema. Includes ...
Ozempic
Learn about Ozempic (semaglutide) for type 2 diabetes treatment, weight management, cardiovascular ...
Adderall
Adderall (amphetamine and dextroamphetamine) is used to treat narcolepsy and ADHD. Includes side ...
Furosemide
Furosemide is a loop diuretic used to treat fluid retention and high blood pressure by increasing ...
Metoprolol
Metoprolol is used to treat angina (chest pain) and hypertension (high blood pressure). Learn about ...
Losartan
Losartan is used to treat high blood pressure (hypertension). It is also used to lower the risk of ...
Lasix
Lasix is a loop diuretic used to treat fluid retention from heart, liver, or kidney conditions, and ...
Valsartan
Valsartan is an angiotensin II receptor blocker (ARB) that may be used to treat high blood pressure ...
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
