Most people who take propranolol will notice its effects within 30 to 60 minutes of ingestion. Effects will be noticeable for about three to four hours after you take propranolol.
Like any other medicine, propranolol has side effects that you should be aware of:
chest pain
lightheadedness
slow heartbeat or irregular heartbeat
heart attack
allergic reaction
fever
hair loss
lightheadedness
tiredness
weight gain
If you experience increasing or more serious side effects, such as allergic reaction, difficulty breathing, loss of vision, or heart failure, seek immediate medical attention. If side effects increase or become bothersome day to day, seek medical advice.
You should not take propranolol without talking to a healthcare professional if you have medical conditions such as:
diabetes
low blood sugar
low blood pressure
a serious heart condition called Sick Sinus Syndrome
heart disease
history of irregular heartbeat or heart rate
other heart problems
kidney disease
hyperthyroidism or another thyroid condition
Yes, a prescription is required in order to get propranolol online legally and safely. Hims gives you access to a propranolol prescription online if medically appropriate and we can ship directly to you, no pharmacy trips required.
Use of the following drugs while taking propranolol may cause an increased risk of adverse side effects and is generally not recommended. Talk to your healthcare professional before using propranolol if you are taking CYP2D6-, CYP2C19, or CYP1A2- inhibitors (ex: Paroxetine, Fluoxetine, Bupropion, Quinidine, Fluvoxamine, Enoxamine, Ciprofloxacin, Ticlopidine, Fluconazole), CYP1A2 or CYP2C19 inducers (ex: Phenytoin and Montelukast), alpha blockers (ex: Prazosin), nonsteroidal anti-inflammatory drugs (ex: ibuprofen), amide anesthetics (ex: lidocaine, bupivacaine, mepivacaine), MAO inhibitors, or tricyclic antidepressants.
Also, check with a healthcare professional before taking propranolol if you are currently taking any of the following: Warfarin, Propafenone, Cholestyramine, Colestipol, Clonidine, Dobutamine, Epinephrine (as propranolol can decrease the effectiveness of epinephrine pens for allergic reaction), Propafenone, Pravastatin, Lovastatin, Zolmitriptan, Rizatriptan, Thioridazine, Diazepam, Theophylline, Diltiazem, Digoxin, Chlorpromazine, Cimetidine, Aluminum hydroxide, Nifedipine, Nisoldipine or Nicardipine. Propranolol interactions with these medications can drastically alter the effectiveness of each, as well as propranolol itself.