Can I get pregnant after taking Saheli twice?

It could be because of several factors that include stress, change in weight or hormonal disturbances if your fiancée has missed her menstrual cycle. But the main reason is pregnancy. A test should be conducted to determine whether she is pregnant or not. Further assessment and treatment should be discussed with a gynecologist.

When you are 15 weeks pregnant, the TSH level at 3.75 is a minimally higher value than the ideal range for pregnancy, but it remains on the safer side. So if you are not at the stage of subclinical disease, this parameter indicates that your thyroid is not far from the ideal range for pregnancy.

It is common for some women to experience missed or delayed periods, but it is important to understand the underlying cause for this issue. There can be various reasons such as stress, hormonal imbalances, pregnancy, or certain medical conditions. If a woman misses her periods for more than a month, it is advisable to visit a gynecologist to rule out any potential health concerns.

Yes.. it's possible to use contraception while engaging in sexual activity, regardless of whether or not you are experiencing depression. Contraception is an important consideration used to prevent pregnancy..

It's generally recommended to avoid alcohol or to consume it in moderation for those who are trying to conceive or are already pregnant. 
Even if its 5% alcohol beer in moderation and may not have a significant impact on fertility or pregnancy outcomes, it's important to know that every person and pregnancy is unique.