Valtrex (valacyclovir) is commonly recommended for people with herpes infections - herpes zoster or genital herpes. This medicine needs to be taken regularly for you to take advantage of the treatment. Tell your healthcare supplier if you have any one of the following medical disorders prior to starting to take Valtrex: human immunodeficiency virus infection, liver illness, obtained immunodeficiency syndrome, troubles with your immune system, or renal system disease. Those medical problems may be important in identifying the dose you are expected take and require to be discussed with your physician really thoroughly. Likewise, allow your safety care carrier understand if you are presently taking lithium, methotrexate, medications made use of to manage ulcerative colitis, antiviral medicines, discomfort or arthritis medicines, IV anti-biotics, cancer cells medications, drugs used to prevent body organ transplant being rejected, or any sort of other prescribed or non-prescription items. If everything is gone over in advance, communications with Valtrex are feasible however could be prevented. If you getting puking, diarrhea or loosened stools, constipation, upset tummy, or frustration - continue the treatment, as those are mild negative side effects of Valtrex.