Periactin
Generic Name: cyproheptadine
Brand Names: Periactin What is Periactin (cyproheptadine)?Cyproheptadine is an antihistamine. Cyproheptadine blocks the effects of the naturally occurring chemical histamine in your body. Cyproheptadine is used to treat sneezing; runny nose; itching, watery eyes; hives; rashes; itching; and other symptoms of allergies and the common cold. Although not approved by the FDA for this purpose, cyproheptadine has been used to stimulate appetite in underweight patients. Cyproheptadine may also be used for purposes other than those listed in this medication guide. What is the most important information I should know about Periactin (cyproheptadine)?Use caution when driving, operating machinery, or performing other hazardous activities. Cyproheptadine may cause dizziness or drowsiness. If you experience dizziness or drowsiness, avoid these activities. Use alcohol cautiously. Alcohol may increase drowsiness and dizziness while you are taking cyproheptadine. Who should not take Periactin (cyproheptadine)?Do not take cyproheptadine if you have taken a monoamine oxidase inhibitor (MAOI) such as isocarboxazid (Marplan), phenelzine (Nardil), or tranylcypromine (Parnate) in the last 14 days. A very dangerous drug interaction could occur, leading to serious side effects. Before taking this medication, tell your doctor if you have glaucoma or increased pressure in the eye; a stomach ulcer; an enlarged prostate, bladder problems, or difficulty urinating; an overactive thyroid (hyperthyroidism); hypertension or any type of heart problems; or asthma.
You may not be able to take cyproheptadine, or you may require a lower dose or special monitoring during treatment if you have any of the conditions listed above. Cyproheptadine is in the FDA pregnancy category B. This means that it is unlikely to harm an unborn baby. Do not take cyproheptadine without first talking to your doctor if you are pregnant. Cyproheptadine passes into breast milk. Infants are especially sensitive to the effects of antihistamines, and serious side effects could occur in a nursing baby. Cyproheptadine is not recommended if you are breast-feeding a baby. Do not take cyproheptadine without first talking to your doctor if you are nursing a baby. If you are over 60 years of age, you may be more likely to experience side effects from cyproheptadine. You may require a lower dose of this medication.
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