Common Sleepiness, Blurred vision, Increased heart rate, Weight gain, Dryness in mouth, Orthostatic hypotension (sudden lowering of blood pressure on standing), Constipation, Difficulty in urination.

Expert advice for Doxin Capsule
The main dose should be taken at night as this drug may produce drowsiness or sleepiness. It can take 4 to 6 weeks for Doxin to start working. You should continue the treatment for at least 6 months after you feel better to stop depression from coming back. If your doctor asks you to stop Doxin, you should reduce the dose slowly over 4 weeks. You should not discontinue it abruptly. Avoid driving or operating machinery as it may decrease alertness. Avoid consuming alcohol when taking the Doxin, as it may cause excessive drowsiness and calmness. The addiction/dependence potential of Doxin is very less. It may be extremely dangerous in overdose.

Q. Is Doxin a tricyclic antidepressant, SSRI/ MAO inhibitor?
Doxin is a tricyclic antidepressant. It is not a SSRI (selective serotonin reuptake inhibitor) or a MAOi (monoamine oxidase inhibitor)

Q. Is Doxin a habit-forming/addictive or narcotic drug?
No. Doxin is not a habit-forming/addictive or narcotic drug. It might however cause certain withdrawal effects when the treatment is stopped abruptly. Hence, it is advisable to consult your doctor before stopping the treatment

Q. Is Doxin a sedative or sleeping pill?
No. Doxin is not a sedative or sleeping pill. However it might cause sleepiness as a side-effect

Q. Is Doxin safe?
Yes. Doxin is relatively safe if used as recommended. In case of any side-effects, consult your doctor

Q. Can I take doxepin with hydroxyzine, Ambien, Zoloft, Percocet, Wellbutrin, NyQuil, Atarax, Lunesta, and Prozac?
Doxepin should not be taken with Zoloft (sertraline), Prozac (Fluoxetine), Wellbutrin (bupropion), Lunesta (eszopiclone), NyQuil (cold and flu medication), Percocet (oxycodone, acetaminophen), Prozac (fluoxetine), Atarax (hydroxyzine) and Ambien (zolpidem)

Q. Does Doxin cause weight gain, sleepiness or hair loss?
Doxin may cause weight gain, sleepiness or hair loss. If you experience any such symptoms, please consult your doctor

Q. Does Doxin help with pain or anxiety?
Doxin may be effective in the treatment of chronic neuropathic pain and anxiety.