Don't worry - pre­gnancy can't happen from what you mentioned. Ge­tting pregnant requires spe­rm fertilizing an egg, which didn't occur here­. Plus, during periods, pregnancy is extre­mely unlikely. Howeve­r, it's wise to practice safe habits like­ using protection. This helps preve­nt unwanted pregnancies and ke­eps you healthy. 

Certain testing methods can identify HIV infection. Symptoms may not manifest instantly but could include fever, weakness, and swollen lymph nodes. The exact way to tell your status and remove the worries is by doing the correct tests. It becomes important to care for your health as a priority and get the required medical advice.

There are POSSIBLY various reasons that could cause this issue, and one of them COULD BE psychological factors. It is RECOMMENDED THAT you seek counseling to address this problem. Counseling can help you get to the root of the problem and provide SUPPORT to overcome it. Remember, seeking HELP is not a sign of weakness but rather a sign of STRENGTH and self-awareness.

It's very doubtful that pregnancy may occur in this way as you described. Pregnancy occurs when sperm fertilizes an egg, and usually requires direct contact. However, the way you illustrated it is not the usual way of getting pregnant. Should you be anxious, listen to your body. Check for common symptoms such as missed periods, vomiting, or breast tenderness. If this is the case, then take a pregnancy test to calm your anxiety.

Unless instructed by your doctor, you cannot take sildenafil with dapoxetine because of the possibility of side effects. Dapoxetine fights premature ejaculation disorder, while the other one helps sustain an erection. These two drugs can interfere with each other and result in a serious episode of side effects, if there is a misuse. Your doctor always recommends the actual dosage. Therefore, don't take a chance to make a combination of them, this is often quite hazardous and should not be attempted by anyone.

It seems that you had what's known as “pre-ejaculate” after your shower. This is a natural fluid that can be released before or after sperm. It usually occurs as a result of being turned on and doesn’t indicate any problems with health. 

If only the sperm was ejected but did not enter the woman's body and 3 hours had passed since the intercourse, the probability of pregnancy is very low. Emergency contraception can produce negative effects on the body like nausea and headache. If you are concerned, your (best) course of action should be to wait and see if he experiences any symptoms such as irregular bleeding or a heavy period. Using a condom is always a smart idea as it is the only effective way of avoiding such a situation.