Valitazin tablets

Valitazin

  • Active Ingredient: Valsartan
  • 160 mg, 80 mg, 40 mg
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What is Valitazin?

The active ingredient of Valitazin brand is valsartan. Valsartan is an angiotensin II receptor antagonist. Valsartan keeps blood vessels from narrowing, which lowers blood pressure and improves blood flow.

Used for

Valitazin is used to treat diseases such as: Heart Attack, Heart Failure, High Blood Pressure, Left Ventricular Dysfunction.

Side Effect

Possible side effects of Valitazin include: sore throat; trouble with swallowing or breathing (sudden); swelling of the face, fingers, or lower legs; thinning of the hair; muscle pain or stiffness.

How to Buy Valitazin tablets online?

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Q: I have just read about the increase in cancer from taking some of the blood pressure drugs, specifically Diovan. What is your opinion?

A: Diovan (Valitazin) is part of a drug class known as angiotensin receptor blockers (ARBs). We only have access to the summary of the study as it was shared with the public recently. The researchers found patients randomly assigned to receive ARBs had a 7.2 percent risk of developing a new cancer, versus 6 percent in control groups in the studies. Among specific solid-organ cancers examined, only new lung-cancer incidence was significantly higher in ARB recipients than control groups, 0.9 percent versus 0.7 percent. There was, however, no statistically significant difference in cancer deaths between groups. Further studies will be conducted to determine if there is additional concern. For now, the recommendation by most health care providers is not to change and prescription medication or dosages without first consulting with your physician. Lowell Sterler, RPh

How much will I take?

The dose of Valitazin you take depends on why you need the medicine. Take it as instructed by your doctor.

The usual dose for adults is:

  • 80mg to 320mg once a day for high blood pressure
  • 40mg to 160mg twice a day for heart failure
  • 20mg to 160mg twice a day after a recent heart attack

The dose may be lower if you've recently lost body fluids (for example because you've been sick or have diarrhoea).

The dose for children depends on their weight. The usual dose for children is:

  • 40mg to 80mg once a day (for children weighing 18kg to 35kg)
  • 80mg to 160mg once a day (for children weighing 35kg to 80kg)
  • 80mg to 320mg once a day (for children weighing 80kg and more)

Valitazin, when administered as an oral solution, is primarily recovered in feces (about 83% of dose) and urine (about 13% of dose). The recovery is mainly as unchanged drug, with only about 20% of dose recovered as metabolites. The primary metabolite, accounting for about 9% of dose, is valeryl 4-hydroxy Valitazin. In vitro metabolism studies involving recombinant CYP 450 enzymes indicated that the CYP 2C9 isoenzyme is responsible for the formation of valeryl-4-hydroxy Valitazin. Valitazin does not inhibit CYP 450 isozymes at clinically relevant concentrations. CYP 450 mediated drug interaction between Valitazin and coadministered drugs are unlikely because of the low extent of metabolism.

Following intravenous administration, plasma clearance of Valitazin is about 2 L/h and its renal clearance is 0.62 L/h (about 30% of total clearance).

Valitazin may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

  • headache
  • excessive tiredness
  • nausea
  • diarrhea
  • stomach pain
  • back pain
  • joint pain
  • blurry vision
  • cough
  • rash

Important

Take Valitazin even if you feel well, as you will still be getting the benefits of the medicine.

Hypersensitivity

A 71-year-old woman experienced an acute onset of angioedema and a photosensitive pruritic rash after 3 months of Valitazin therapy. Her symptoms dissipated and the rash resolved after treatment with subcutaneous epinephrine, intravenous methylprednisolone, diphenhydramine, and emollient cream.

A unique case of dose-dependent, Valitazin-induced angioedema has been reported. Two hours after initiating a dose increase (160 to 320 mg/day) of Valitazin, a patient developed angioedema (i.e., swelling of lips and tongue). Symptoms resolved following a reduction in dose to the original dosage of 160 mg/day.

Very rare (less than 0.01%): Angioedema

Q: What are the side effects of Diovan?

A: Some of the most common side effects associated with Diovan (Valitazin) are headache, dizziness, stomach pain, back pain, diarrhea, and excessive tiredness. For more information on Diovan, click on this link: //www.everydayhealth.com/drugs/diovan. Sarah Lewis, PharmD

Special dosage considerations

Valitazin hasn’t been studied in people with severe kidney or liver problems. If possible, a different drug should be used. If Valitazin must be used, your doctor may use a lower dosage and monitor for side effects.

Disclaimer: Our goal is to provide you with the most relevant and current information. However, because drugs affect each person differently, we cannot guarantee that this list includes all possible dosages. This information is not a substitute for medical advice. Always speak with your doctor or pharmacist about dosages that are right for you.

Valitazin oral tablet is used for long-term treatment. It comes with serious risks if you don’t take it as prescribed.

If you don't take it at all: Your blood pressure will stay high. This may raise your risk of a heart attack and stroke.

If you stop taking it suddenly: Your blood pressure may suddenly increase. This can cause anxiety, sweating, and a fast heart rate.

If you don't take it on schedule: You may not feel any different, but your blood pressure may not be controlled. This can put you at higher risk of heart attack and stroke.

What to do if you miss a dose: If you forget to take your dose, take it as soon as you remember. If it’s just a few hours before the time for your next dose, then wait and only take one dose at that time.

Never try to catch up by taking two doses at once. This could cause dangerous side effects.

If you take too much: If you take too much Valitazin, you might have these symptoms:

  • a feeling that your heart is pounding
  • weakness
  • dizziness

If you think you’ve taken too much of this drug, call your doctor or local poison control center.

If your symptoms are severe, call 911 or go to the nearest emergency room right away.

How to tell if the drug is working: You may not be able to tell if the drug is working. Your doctor will check your blood pressure and other symptoms of your condition regularly to tell if this drug is working for you.

Keep these considerations in mind if your doctor prescribes Valitazin for you.

Q: What medications interact Diovan?

A: Diovan (Valitazin) is in a class of drugs known as angiotensin II receptor blockers (ARBs). ARBs work by keeping blood vessels from narrowing, which lowers blood pressure and improves blood flow. There are many possible drug interactions with Diovan. Consult your pharmacist or physician if you take, or are thinking of taking any other prescription or over the counter medications while on Diovan. Diovan can increase your potassium level. Therefore, any medications that also raise potassium levels can be a problem. Potassium supplements, salt substitutes and some diuretic medications can raise your potassium level. Nonsteroidal anti-inflammatory drugs (NSAIDs) such as Aspirin, Aleve (naproxen), Motrin (ibuprofen), Celebrex (celecoxib), Mobic (meloxicam), and others can inhibit the function of ARBs (Diovan) in the kidney. Many medications that affect the nervous system such as sedatives, antidepressants, antipsychotics, opioids, alcohol, and muscle relaxants can lower blood pressure. Medications that lower blood pressure may cause your blood pressure to drop too low if taken with Diovan. This is not a complete list of possible interactions with Diovan. When your doctor prescribes a new medication, be sure to discuss all your prescription and over-the-counter drugs, including dietary supplements, vitamins, as well as the foods you eat. Always keep a current list of the drugs and supplements you take and review it with your health care providers and your pharmacist. If possible, use one pharmacy for all your prescription medications and over-the-counter products. This allows your pharmacist to keep a complete record of all your prescription drugs and to advise you about drug interactions and side effects. Burton Dunaway, PharmD

Mechanism Of Action

Angiotensin II is formed from angiotensin I in a reaction catalyzed by angiotensin-converting enzyme (ACE, kininase II). Angiotensin II is the principal pressor agent of the renin-angiotensin system, with effects that include vasoconstriction, stimulation of synthesis and release of aldosterone, cardiac stimulation, and renal reabsorption of sodium. Diovan (Valitazin) blocks the vasoconstrictor and aldosterone-secreting effects of angiotensin II by selectively blocking the binding of angiotensin II to the AT1 receptor in many tissues, such as vascular smooth muscle and the adrenal gland. Its action is therefore independent of the pathways for angiotensin II synthesis.

There is also an AT2 receptor found in many tissues, but AT2 is not known to be associated with cardiovascular homeostasis. Valitazin has much greater affinity (about 20,000-fold) for the AT1 receptor than for the AT2 receptor. The increased plasma levels of angiotensin II following AT1 receptor blockade with Valitazin may stimulate the unblocked AT2 receptor. The primary metabolite of Valitazin is essentially inactive with an affinity for the AT1 receptor about one-200th that of Valitazin itself.

Blockade of the renin-angiotensin system with ACE inhibitors, which inhibit the biosynthesis of angiotensin II from angiotensin I, is widely used in the treatment of hypertension. ACE inhibitors also inhibit the degradation of bradykinin, a reaction also catalyzed by ACE. Because Valitazin does not inhibit ACE (kininase II), it does not affect the response to bradykinin. Whether this difference has clinical relevance is not yet known. Valitazin does not bind to or block other hormone receptors or ion channels known to be important in cardiovascular regulation.

Blockade of the angiotensin II receptor inhibits the negative regulatory feedback of angiotensin II on renin secretion, but the resulting increased plasma renin activity and angiotensin II circulating levels do not overcome the effect of Valitazin on blood pressure.


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