What side effects may I notice from receiving Benzphetamine?

Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-anxiety, or severe nervousness
-breathing problems
-changes in mood or behavior
-chest pain, fast or irregular heartbeat
-dizziness or fainting
-fever, or hot, dry skin
-hallucinations or paranoia
-increased blood pressure
-nervousness or restlessness
-seizures
-swelling of the legs or ankles
-tremors
-unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-headache
-increase or decrease in sexual desire or performance
-mild stomach upset
-trouble sleeping

This list may not describe all possible side effects for Benzphetamine. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.