 [ Symptoms ] i am reducing citalopram dose from 30 to 20mg i feel nauseous dizzy lightheaded sweating sore throat and chills [ Disease ] hi found you this its from the uk is nhs stopping your medicine if you are not having any problems taking this medicine then do not stop taking it even if you feel better unless advised to do so by your prescriber if however you find that this medicine is causing you problems then you should talk to your proscriber about your concerns if your medical team decides that it is best that you do not take this medicine any more they may advise that you do not stop citalopram hydrobromide abruptly this is because in some instances stopping citalopram hydrobromide abruptly can cause withdrawal symptoms or cause your original condition to return in these instances reducing the dose of citalopram hydrobromide gradually over time may reduce the chances of having these problems if you are in any doubt contact your proscriber and this from riptych ca uk its about side effects common withdrawal symptoms overall the most common symptoms were anxiety 70 dizziness 61 vivid dreams 51 electric shocks  head zaps 48 stomach upsets 33 flu like symptoms 32 depression 7 headaches 3 suicidal thoughts 2 insomnia 2 anxiety was the most common symptom for every antidepressant except duloxetine for which  wouldizziness was the most common the least common symptoms across all types were stomach upsets and flu like symptoms these patterns were the same for men and women do hope this helps you good luck