Changing

I have been newly dignose with HIV and have a T cell count of 701 and a viral load of 8 thousand and something I have also been dignose with depression a year ago. I just started back taking Citalopram 40 mg and I'm taking a vitamin B-Complex. I have been have moments of weakness,diharria, headaches, and chest pain for the last week or so. I just want to know if I'm doing something wrong?

[Teak]

Citalopram
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Citalopram:

Decreased sexual desire or ability; diarrhea; dizziness; drowsiness; dry mouth; increased sweating; lightheadedness when you stand or sit up; loss of appetite; nausea; stuffy nose; tiredness.

Seek medical attention right away if any of these SEVERE side effects occur when using Citalopram:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); absent menstrual period; bizarre behavior; black or bloody stools; chest pain; confusion; decreased concentration; decreased coordination; fainting; fast or irregular heartbeat; hallucinations; memory loss; new or worsening agitation, panic attacks, aggressiveness, impulsiveness, irritability, hostility, exaggerated feeling of well-being, restlessness, or inability to sit still; persistent, painful erection; red, swollen, blistered, or peeling skin; seizures; severe or persistent anxiety or trouble sleeping; severe or persistent headache; stomach pain; suicidal thoughts or attempts; tremor; unusual bruising or bleeding; unusual or severe mental or mood changes; unusual weakness; vision changes; worsening of depression.