accidental overdose of Pseudoephedrine

What should I expect to see in case of accidental overdose of 240 mg. pseudoephedrine hydrochloride extended release tabs in person who weighs 230 pounds, sensitive to most meds, and also takes zoloft 100mg every morning and Norvasc 5mg every evening? Please rush answer.

COMMERCIAL SATURATION DIVER

I AM A COMMERCIAL SATURATION DIVER , APPROXIMATELY THE 6TH OF JANUARY 2007 I WAS GIVEN PSUDOEPHIDIRNE HYDOCHLORIDE , BRAND NAME , CIRRUS. I WAS TOLD TO TAKE TWO TABS BEFORE A DIVE THIS WOULD HAVE BEEN 240 MG TAKEN THREE TIMES OVER THREE DAYS , THIS WAS WHILST IN A HYPERBARIC SATURATION CHAMBER . THE EFFECT WAS TO CLEAR A BLOCKED NOSE ALLOWING ME TO DIVE , HOWEVER THE UNWANTED SIDE EFFECT OF PALPITATIONS AND RAISED BLOOD PRESSURE ARE STILL IN EVIDENCE THREE PLUS WEEKS LATER , APART FROM THE HIGH PULSE AN BLOOD PRESSURE AND ASSOCIATED EFFECTS OF HYPERTENSION , I FEEL OK . CAN YOU PLEASE ADVISE ME AS TO THE BEST REMEDY TO REVERT THIS CONDITION . I SHOULD ALSO ADD THAT I USED NASAL DECONGESTANTS AFRIN : MANUFACTURED BY SCHERING-PLOUGH CONTAING OXYMETAZOLINE HCL AND BENZALKONIUM- CHLORIDE, AND ALSO OTRIVIN CONTAINING 1%XYLOMETAZOLINE HYDRA CHLORIDE.. YOUR ADVICE AND INFORMATION WILL BE GRATEFULLY RECEIVED.

YOURS SINCERELY DAVID MARK SUTTON