Doxepin oral capsule is only available as a generic drug. It’s not available as a brand-name drug. Doxepin comes in three oral forms: capsule, tablet, and solution. It also comes as a cream. Breastfeeding and antidepressants. Deciding whether to breastfeed your child is a very personal decision. If you're taking antidepressants, you should be aware that: Find a comprehensive guide to possible side effects including common and rare side effects when taking Silenor (Doxepin Tablets) for healthcare professionals and consumers. Fact Sheets. The experts behind MotherToBaby have created fact sheets that answer frequently asked questions about exposures during pregnancy and breastfeeding. Doxepin is licensed to be used in much smaller doses (viz., 3 mg and 6 mg) in some countries the side effects' profile of which may differ from this list. Sleep apnea (breathing stops during sleep) Diabetes (doxepin may raise or lower blood sugar) Bipolar disorder (manic-depression) Some children, teenagers, and young adults have thoughts of suicide. An estimated 500,000 pregnancies in the United States each year involve women who have or who will develop psychiatric illness during the pregnancy. Mom & Mental Health: Supporting Women during Pregnancy and Breastfeeding. Mental illness can be a serious medical condition. It can change how someone feels, thinks and acts. Before taking this medicine. You should not use doxepin if you are allergic to it, or if you have: glaucoma; urination problems; or. an allergy to similar antidepressants such as amitriptyline, amoxapine, clomipramine, desipramine, imipramine, nortriptyline, protriptyline, or trimipramine. Many mothers need to take medications during breastfeeding. Although many drugs are safe to use when you're breastfeeding, most will get into your milk to some degree and may even affect your milk supply.