It is preferable to first speak with your physician in your country of residence. To prevent altitude sickness, we advise individuals to utilize. You might not require diamox for the Mardi Trek, but if you do, we advise taking a half before your trek. Just take half of it each day, and don't always follow your doctor's advice to take the entire tablet. After taking a full dose of Diamox, we observed patients become lightheaded and throw up.