Limited Offer for new customers
get free shipping on your next order
GET FREE SHIPPING NOW No thanks, I don't want free shipping now

Buy Tenex from Canadian & International Pharmacies

Low Price Guarantee

Delivery Guarantee

30 Day Returns

Tenex (Guanfacine)

and/or alternatives
Tenex is a brand name for Guanfacine and is not available. Generic alternatives of Tenex are available below.
Generic OptionsWhat is a Generic?

Low Price Guarantee

Delivery Guarantee

30 Day Returns

Shipping is $10.00 per order. All prices are in USD. Average shipping time is 7-10 business days.
Full information about Tenex

General Information on Tenex

Guanfacine is the generic name of Tenex and it is prescribed for the treatment of high blood pressure. Guanfacine or guanfacine hydrochloride is a centrally acting antihypertensive that can be administered alone or in conjunction with other medicines. It is an alpha agonist, and you can buy Tenex online or from a pharmacy if you have a doctor’s prescription. It works by dilating the blood vessels and decreases the heart rate effectively, thus lowering blood pressure.

Side effects of Tenex

Patients being administered with Tenex can experience different degrees of side effects and symptoms. The most common side effects that you may be prone to include dry mouth, constipation, drowsiness, tiredness, dizziness, tightness in the chest, pounding in the chest, difficulty breathing, inability to have sex, and even allergic reactions like rashes and hives.

Tenex can induce severe side effects in patients as well. Some of the severe side effects that can be quite harmful and require immediate medical intervention if they surface include nervous system side effects like fatigue, somnolence, postural dizziness, and lethargy, asthma, various psychiatric side effects including irritability, metabolic side effects including decreased appetite, genitourinary conditions and complaints like impotence, and cardiovascular conditions like atrioventricular block, sinus arrhythmia, and bradycardia.


There are certain precautions that you need to take while using Tenex. Before you buy Tenex, always check the expiry date. You should never take Tenex along with alcohol and muscle relaxants. Patients are always advised not to discontinue the medication suddenly or overdose on it if they miss a dose as both can have detrimental and long-term side effects. If patients are below 12 years of age, then necessary precautions needs to be taken, and the doctor should be informed about any prolonged illness, recent surgical procedures, and medical history of the patient. Although the risk of Tenex to an unborn child is not known, it is still important that you discuss your pregnancy with your doctor to avoid any complication due to the administration of this medication. You should inform your doctor if you have kidney or liver problems, severe heart disease, blood vessel disease, or if you are already taking any nonprescription or prescription drug.

Tenex Dosage

The recommended dose for adults is Tenex 1mg every day, and it has to be taken at bedtime. The standard duration of treatment is 3-4 weeks, but if there is no change in the medical condition of the patient, Tenex 2mg may be prescribed. It should be taken orally with or without food at the same time each day.


Tenex interacts with different drugs including oral anticoagulants, NSAIDs, cough and cold preparations, sedatives and hypnotics, anti-gout drugs, oral contraceptives, barbiturates like phenobarbital, beta-blockers like propranolol, hydantoins like phenytoin, calcium channel blockers like verapamil, tricyclic antidepressants like amitriptyline, acetaminophen, accuretic, zaleplon, zolpidem, xanax, vivactil, viravan-P,S, and T, sublimaze, spasmolin, mirtazapine, rauwolfia serpentina, and promethazine among others. Inform your doctor if you are on any other medication before you buy Tenex to prevent serious health problems.

Ratings and Reviews (0)
Leave your Rating and Review
Value of money
I recommend this product

* All trademarks and registered trademarks are the property of their respective owners.

IMPORTANT DISCLAIMER: All medical content is supplied by a third party company who is independent from this web site. As such, this web site can not guarantee the reliability, accuracy, and /or medical efficacy of the information provided. In all circumstances, you should seek the advice of a health professional pertaining to drug, treatment and/or medical condition advice. Note that not all products are shipped by our contracted Canadian pharmacy. This website contracts with dispensaries around the world that ship products directly to our customers. Some of the jurisdiction include but are not limited to United Kingdom, Europe, Turkey, India, Canada, Vanuatu, Mauritius, and USA. The items within your order may be shipped from any one of these jurisdiction depending on the availability and cost of the products at the time you place your order. The products are sourced from these countries as well as others. Please note that the product appearance may vary from actual product received depending on availability.