hi all...been on pristiq 50 for a while now after having bad anxiety attacks but im not sure its working everyday have constant shaking inside and weak legs i have givin this med 8 weeks to feel better i do feel better but the shakiness inside and the weak legs are thats wats bothing me 50 is the lowest dose thinking i might need to go up to the 100 has anyone still feel like this even on meds? has anyone got better results on the 100? i feel its the anxiety symptoms thats making me feel this way not the actual med????