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            edema  associated  with  CHF,  nephrotic  syndrome    903. (a)  Valproic  acid  generally  increases  the
            and hepatic cirrhosis. The recommended dose is 40     concentration  of  GABA.  It  is  an  inhibitory
            mg to 80 mg per day. Hypokalemia and electrolyte      neurotransmitter;   so   by    increasing   the
            loss are reported side effects of the drug.           concentration  of  GABA  antiepileptic  action  is
                                                                  produced.
            902.(c)   Diflunisal (Dolobid) is a prodrug. A prodrug
            is  a  medication  or  compound  that,  after         It  is  available  under  Depakene  brand  name.  It  is
            administration,   is   metabolized    into    a       available  in  125  mg,  250  mg  and  500  mg  of  oral
            pharmacologically active drug. Diflunisal is classified   strengths.
            as an NSAID. It may cause ulcers and G.I. bleeding. It
            is  indicated  for  the  treatment  of  pain.  The    The  major  adverse  effects  reported  with  Valproic
            recommended therapeutic dose is 500 mg to 1000        acid  (Depakene)  are  hypoprothrombinemia  and
            mg per day in divided doses.                          hepatotoxicity. It is generally considered as a drug
                                                                  of choice for the treatment of all kinds of epilepsies.

                                                                  904. (d)  Lorazepam  (Ativan)  injection  reduces  the
                                                                  severity  and  duration  of  nausea  and  vomiting


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