Herpes zoster, also known as Shingles is a type of a skin infection that is caused by a group of virus called as Varicella Zoster Viruses, which also causes chickenpox (Varicella). The disease is characterized by painful vesicular eruptions along the path of the sensory nerves. This usually occurs when one has experienced chickenpox. The virus that caused the chickenpox becomes dormant and after sometime because of weak immune system, the virus is activated, Herpes infection occurs. The pain felt by the patient follows the direction of the affected nerve. The pain felt by the patient may be stabbing, burning or aching. The virus can also give the patient other signs and symptoms such as itching and tenderness in the affected area, gastrointestinal disturbances such as diarrhea/constipation, and it may also cause Malaise. A group of vesicles may appear on the swollen skin and may contain serum that later becomes purulent. It may rupture and this vesicles form crusts. Herpes infection can be stopped with the use of antiviral medications such as Valtrex.
Valacyclovir – Generic Valtrex in Australia
Valtrex has the generic name of valacyclovir this is usually given within 24 hours when the skin eruption starts. It is commonly prescribed by doctors to treat herpes infection in adults and children. It comes in a form of tablets with the dosage of 500mg or 1000mg. It is classified as synthetic purine nucleoside. This drug rapidly converts into acyclovir which attaches to the viral DNA thus terminating the DNA chain and causes the replication of the virus to slow. This medication helps stop the herpes virus by slowing the growth of the virus. When the growth of the virus is slowed, the spread of it is also slowed down. Since herpes is caused by a virus, there is no really cure for this kind of infection but Valtrex helps the patient by slowing down the virus which cause the body to show the signs and symptoms in a lesser manner. It is proven that this medication when used against shingles/herpes, lessens the formation of blisters.
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Side effects
Since all medications has side effects, some of the common side effects of Valtrex are: headache, nausea and abdominal pain. This side effects are very manageable. If one of this side effects occur, you can consult your doctor. Before taking this medication, The patient should see your doctor to assess if there are contraindications. Some of the contraindications for this drug is as follows, allergy to the drug, kidney disease or if the patient had a bone marrow transplant. The drug can cause thrombotic thrombocytopenic purpura or the formation of small clots in the blood vessel and hemolytic uremic syndrome which is characterized by hemolytic anemia. Complications can be prevented if the patient consults with his/her physician. There are also drug-to-drug interactions for this medication. The drug Cimetidine when combined with Valtrex may decrease the conversion of valacyclovir to acyclovir and it may also decrease the excretion of acyclovir in the kidneys. It is important that the patient will report any medications he/she is taking before he/she takes Valtrex so that necessary interventions may be done accordingly. It is important to teach the patient about this drug. Tell patient that this drug may be taken with or without food. Also the importance of seeking help when side effects occur. The patient should report any of the mentioned side effects when it occurs so that it could be managed immediately. Educate the patient about the use of this drug – this drug helps in lessening the sign and symptoms of the herpes infection.
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